Home / 1,041,158.90-1,560,701.55-479,213.30

Finding the Fourth Proportional to 1,041,158.90, 1,560,701.55 and 479,213.30

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Solution

The fourth proportional to 1,041,158.90, 1,560,701.55 and 479,213.30 is: 718,342.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,158.90 : 1,560,701.55 = 479,213.30 : x
  2. Step 2: Convert to fraction form
    1,041,158.90/1,560,701.55 = 479,213.30/x
  3. Step 3: Cross multiply
    1,041,158.90x = 1,560,701.55 × 479,213.30
  4. Step 4: Simplify right side
    1,041,158.90x = 747,908,940,090.62
  5. Step 5: Solve for x
    x = 747,908,940,090.62/1,041,158.90
  6. Step 6: Final answer
    x = 718,342.74

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Double scale
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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.