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Finding the Fourth Proportional to 571,510.35, 857,199.87 and 150,819.03

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Solution

The fourth proportional to 571,510.35, 857,199.87 and 150,819.03 is: 226,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,510.35 : 857,199.87 = 150,819.03 : x
  2. Step 2: Convert to fraction form
    571,510.35/857,199.87 = 150,819.03/x
  3. Step 3: Cross multiply
    571,510.35x = 857,199.87 × 150,819.03
  4. Step 4: Simplify right side
    571,510.35x = 129,282,052,909.53
  5. Step 5: Solve for x
    x = 129,282,052,909.53/571,510.35
  6. Step 6: Final answer
    x = 226,211.22

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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.