Home / 1,040,180.90-1,560,271.35-507,427.70

Finding the Fourth Proportional to 1,040,180.90, 1,560,271.35 and 507,427.70

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Solution

The fourth proportional to 1,040,180.90, 1,560,271.35 and 507,427.70 is: 761,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,180.90 : 1,560,271.35 = 507,427.70 : x
  2. Step 2: Convert to fraction form
    1,040,180.90/1,560,271.35 = 507,427.70/x
  3. Step 3: Cross multiply
    1,040,180.90x = 1,560,271.35 × 507,427.70
  4. Step 4: Simplify right side
    1,040,180.90x = 791,724,902,506.40
  5. Step 5: Solve for x
    x = 791,724,902,506.40/1,040,180.90
  6. Step 6: Final answer
    x = 761,141.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.