Home / 976,617.76-1,465,470.96-527,329.12

Finding the Fourth Proportional to 976,617.76, 1,465,470.96 and 527,329.12

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Solution

The fourth proportional to 976,617.76, 1,465,470.96 and 527,329.12 is: 791,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,617.76 : 1,465,470.96 = 527,329.12 : x
  2. Step 2: Convert to fraction form
    976,617.76/1,465,470.96 = 527,329.12/x
  3. Step 3: Cross multiply
    976,617.76x = 1,465,470.96 × 527,329.12
  4. Step 4: Simplify right side
    976,617.76x = 772,785,511,722.36
  5. Step 5: Solve for x
    x = 772,785,511,722.36/976,617.76
  6. Step 6: Final answer
    x = 791,287.59

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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.