Home / 708,082.30-1,062,385.90-329,206.42

Finding the Fourth Proportional to 708,082.30, 1,062,385.90 and 329,206.42

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Solution

The fourth proportional to 708,082.30, 1,062,385.90 and 329,206.42 is: 493,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,082.30 : 1,062,385.90 = 329,206.42 : x
  2. Step 2: Convert to fraction form
    708,082.30/1,062,385.90 = 329,206.42/x
  3. Step 3: Cross multiply
    708,082.30x = 1,062,385.90 × 329,206.42
  4. Step 4: Simplify right side
    708,082.30x = 349,744,258,797.48
  5. Step 5: Solve for x
    x = 349,744,258,797.48/708,082.30
  6. Step 6: Final answer
    x = 493,931.65

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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.