Home / 732,140.48-1,098,920.88-353,327.82

Finding the Fourth Proportional to 732,140.48, 1,098,920.88 and 353,327.82

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Solution

The fourth proportional to 732,140.48, 1,098,920.88 and 353,327.82 is: 530,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,140.48 : 1,098,920.88 = 353,327.82 : x
  2. Step 2: Convert to fraction form
    732,140.48/1,098,920.88 = 353,327.82/x
  3. Step 3: Cross multiply
    732,140.48x = 1,098,920.88 × 353,327.82
  4. Step 4: Simplify right side
    732,140.48x = 388,279,318,882.88
  5. Step 5: Solve for x
    x = 388,279,318,882.88/732,140.48
  6. Step 6: Final answer
    x = 530,334.45

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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.