Home / 758,007.45-1,136,350.22-284,565.69

Finding the Fourth Proportional to 758,007.45, 1,136,350.22 and 284,565.69

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Solution

The fourth proportional to 758,007.45, 1,136,350.22 and 284,565.69 is: 426,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,007.45 : 1,136,350.22 = 284,565.69 : x
  2. Step 2: Convert to fraction form
    758,007.45/1,136,350.22 = 284,565.69/x
  3. Step 3: Cross multiply
    758,007.45x = 1,136,350.22 × 284,565.69
  4. Step 4: Simplify right side
    758,007.45x = 323,366,283,013.12
  5. Step 5: Solve for x
    x = 323,366,283,013.12/758,007.45
  6. Step 6: Final answer
    x = 426,600.40

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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.