Home / 704,086.60-1,056,129.90-626,672.20

Finding the Fourth Proportional to 704,086.60, 1,056,129.90 and 626,672.20

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Solution

The fourth proportional to 704,086.60, 1,056,129.90 and 626,672.20 is: 940,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,086.60 : 1,056,129.90 = 626,672.20 : x
  2. Step 2: Convert to fraction form
    704,086.60/1,056,129.90 = 626,672.20/x
  3. Step 3: Cross multiply
    704,086.60x = 1,056,129.90 × 626,672.20
  4. Step 4: Simplify right side
    704,086.60x = 661,847,247,918.78
  5. Step 5: Solve for x
    x = 661,847,247,918.78/704,086.60
  6. Step 6: Final answer
    x = 940,008.30

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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.