Home / 771,294.55-1,156,753.05-322,019.14

Finding the Fourth Proportional to 771,294.55, 1,156,753.05 and 322,019.14

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Solution

The fourth proportional to 771,294.55, 1,156,753.05 and 322,019.14 is: 482,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,294.55 : 1,156,753.05 = 322,019.14 : x
  2. Step 2: Convert to fraction form
    771,294.55/1,156,753.05 = 322,019.14/x
  3. Step 3: Cross multiply
    771,294.55x = 1,156,753.05 × 322,019.14
  4. Step 4: Simplify right side
    771,294.55x = 372,496,622,353.38
  5. Step 5: Solve for x
    x = 372,496,622,353.38/771,294.55
  6. Step 6: Final answer
    x = 482,949.90

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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.