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Finding the Fourth Proportional to 475,052.91, 712,644.98 and 159,600.03

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Solution

The fourth proportional to 475,052.91, 712,644.98 and 159,600.03 is: 239,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,052.91 : 712,644.98 = 159,600.03 : x
  2. Step 2: Convert to fraction form
    475,052.91/712,644.98 = 159,600.03/x
  3. Step 3: Cross multiply
    475,052.91x = 712,644.98 × 159,600.03
  4. Step 4: Simplify right side
    475,052.91x = 113,738,159,389.35
  5. Step 5: Solve for x
    x = 113,738,159,389.35/475,052.91
  6. Step 6: Final answer
    x = 239,422.09

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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.