Home / 1,157,006.52-1,735,331.58-315,623.88

Finding the Fourth Proportional to 1,157,006.52, 1,735,331.58 and 315,623.88

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Solution

The fourth proportional to 1,157,006.52, 1,735,331.58 and 315,623.88 is: 473,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,006.52 : 1,735,331.58 = 315,623.88 : x
  2. Step 2: Convert to fraction form
    1,157,006.52/1,735,331.58 = 315,623.88/x
  3. Step 3: Cross multiply
    1,157,006.52x = 1,735,331.58 × 315,623.88
  4. Step 4: Simplify right side
    1,157,006.52x = 547,712,086,366.13
  5. Step 5: Solve for x
    x = 547,712,086,366.13/1,157,006.52
  6. Step 6: Final answer
    x = 473,387.21

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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.