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Finding the Fourth Proportional to 469,312.38, 703,960.20 and 114,325.56

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Solution

The fourth proportional to 469,312.38, 703,960.20 and 114,325.56 is: 171,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,312.38 : 703,960.20 = 114,325.56 : x
  2. Step 2: Convert to fraction form
    469,312.38/703,960.20 = 114,325.56/x
  3. Step 3: Cross multiply
    469,312.38x = 703,960.20 × 114,325.56
  4. Step 4: Simplify right side
    469,312.38x = 80,480,644,082.71
  5. Step 5: Solve for x
    x = 80,480,644,082.71/469,312.38
  6. Step 6: Final answer
    x = 171,486.30

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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.