Home / 976,619.76-1,465,473.96-527,331.12

Finding the Fourth Proportional to 976,619.76, 1,465,473.96 and 527,331.12

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Solution

The fourth proportional to 976,619.76, 1,465,473.96 and 527,331.12 is: 791,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,619.76 : 1,465,473.96 = 527,331.12 : x
  2. Step 2: Convert to fraction form
    976,619.76/1,465,473.96 = 527,331.12/x
  3. Step 3: Cross multiply
    976,619.76x = 1,465,473.96 × 527,331.12
  4. Step 4: Simplify right side
    976,619.76x = 772,790,024,657.64
  5. Step 5: Solve for x
    x = 772,790,024,657.64/976,619.76
  6. Step 6: Final answer
    x = 791,290.59

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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.