Home / 732,421.38-1,099,342.24-353,609.29

Finding the Fourth Proportional to 732,421.38, 1,099,342.24 and 353,609.29

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Solution

The fourth proportional to 732,421.38, 1,099,342.24 and 353,609.29 is: 530,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,421.38 : 1,099,342.24 = 353,609.29 : x
  2. Step 2: Convert to fraction form
    732,421.38/1,099,342.24 = 353,609.29/x
  3. Step 3: Cross multiply
    732,421.38x = 1,099,342.24 × 353,609.29
  4. Step 4: Simplify right side
    732,421.38x = 388,737,625,321.03
  5. Step 5: Solve for x
    x = 388,737,625,321.03/732,421.38
  6. Step 6: Final answer
    x = 530,756.80

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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.