Home / 974,382.86-1,343,981.15-635,310.38

Finding the Fourth Proportional to 974,382.86, 1,343,981.15 and 635,310.38

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Solution

The fourth proportional to 974,382.86, 1,343,981.15 and 635,310.38 is: 876,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,382.86 : 1,343,981.15 = 635,310.38 : x
  2. Step 2: Convert to fraction form
    974,382.86/1,343,981.15 = 635,310.38/x
  3. Step 3: Cross multiply
    974,382.86x = 1,343,981.15 × 635,310.38
  4. Step 4: Simplify right side
    974,382.86x = 853,845,165,222.88
  5. Step 5: Solve for x
    x = 853,845,165,222.88/974,382.86
  6. Step 6: Final answer
    x = 876,293.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.