Home / 726,458.11-1,001,944.16-471,891.31

Finding the Fourth Proportional to 726,458.11, 1,001,944.16 and 471,891.31

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Solution

The fourth proportional to 726,458.11, 1,001,944.16 and 471,891.31 is: 650,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,458.11 : 1,001,944.16 = 471,891.31 : x
  2. Step 2: Convert to fraction form
    726,458.11/1,001,944.16 = 471,891.31/x
  3. Step 3: Cross multiply
    726,458.11x = 1,001,944.16 × 471,891.31
  4. Step 4: Simplify right side
    726,458.11x = 472,808,739,849.79
  5. Step 5: Solve for x
    x = 472,808,739,849.79/726,458.11
  6. Step 6: Final answer
    x = 650,841.02

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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.