Home / 1,040,793.90-1,560,154.05-478,848.30

Finding the Fourth Proportional to 1,040,793.90, 1,560,154.05 and 478,848.30

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Solution

The fourth proportional to 1,040,793.90, 1,560,154.05 and 478,848.30 is: 717,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,793.90 : 1,560,154.05 = 478,848.30 : x
  2. Step 2: Convert to fraction form
    1,040,793.90/1,560,154.05 = 478,848.30/x
  3. Step 3: Cross multiply
    1,040,793.90x = 1,560,154.05 × 478,848.30
  4. Step 4: Simplify right side
    1,040,793.90x = 747,077,114,580.62
  5. Step 5: Solve for x
    x = 747,077,114,580.62/1,040,793.90
  6. Step 6: Final answer
    x = 717,795.44

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Double scale
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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.