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Finding the Fourth Proportional to 322,535.76, 444,082.80 and 292,642.32

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Solution

The fourth proportional to 322,535.76, 444,082.80 and 292,642.32 is: 402,924.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,535.76 : 444,082.80 = 292,642.32 : x
  2. Step 2: Convert to fraction form
    322,535.76/444,082.80 = 292,642.32/x
  3. Step 3: Cross multiply
    322,535.76x = 444,082.80 × 292,642.32
  4. Step 4: Simplify right side
    322,535.76x = 129,957,420,864.10
  5. Step 5: Solve for x
    x = 129,957,420,864.10/322,535.76
  6. Step 6: Final answer
    x = 402,924.07

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1.5x scale

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.