Home / 747,098.43-1,121,186.20-297,559.22

Finding the Fourth Proportional to 747,098.43, 1,121,186.20 and 297,559.22

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Solution

The fourth proportional to 747,098.43, 1,121,186.20 and 297,559.22 is: 446,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,098.43 : 1,121,186.20 = 297,559.22 : x
  2. Step 2: Convert to fraction form
    747,098.43/1,121,186.20 = 297,559.22/x
  3. Step 3: Cross multiply
    747,098.43x = 1,121,186.20 × 297,559.22
  4. Step 4: Simplify right side
    747,098.43x = 333,619,284,053.04
  5. Step 5: Solve for x
    x = 333,619,284,053.04/747,098.43
  6. Step 6: Final answer
    x = 446,553.32

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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.