Home / 347,252.28-520,882.76-122,455.04

Finding the Fourth Proportional to 347,252.28, 520,882.76 and 122,455.04

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Solution

The fourth proportional to 347,252.28, 520,882.76 and 122,455.04 is: 183,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,252.28 : 520,882.76 = 122,455.04 : x
  2. Step 2: Convert to fraction form
    347,252.28/520,882.76 = 122,455.04/x
  3. Step 3: Cross multiply
    347,252.28x = 520,882.76 × 122,455.04
  4. Step 4: Simplify right side
    347,252.28x = 63,784,719,211.11
  5. Step 5: Solve for x
    x = 63,784,719,211.11/347,252.28
  6. Step 6: Final answer
    x = 183,684.09

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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.