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Finding the Fourth Proportional to 435,131.56, 652,956.20 and 235,447.96

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Solution

The fourth proportional to 435,131.56, 652,956.20 and 235,447.96 is: 353,312.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,131.56 : 652,956.20 = 235,447.96 : x
  2. Step 2: Convert to fraction form
    435,131.56/652,956.20 = 235,447.96/x
  3. Step 3: Cross multiply
    435,131.56x = 652,956.20 × 235,447.96
  4. Step 4: Simplify right side
    435,131.56x = 153,737,205,259.35
  5. Step 5: Solve for x
    x = 153,737,205,259.35/435,131.56
  6. Step 6: Final answer
    x = 353,312.01

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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.