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Finding the Fourth Proportional to 601,711.20, 902,437.20 and 264,751.20

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Solution

The fourth proportional to 601,711.20, 902,437.20 and 264,751.20 is: 397,069.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,711.20 : 902,437.20 = 264,751.20 : x
  2. Step 2: Convert to fraction form
    601,711.20/902,437.20 = 264,751.20/x
  3. Step 3: Cross multiply
    601,711.20x = 902,437.20 × 264,751.20
  4. Step 4: Simplify right side
    601,711.20x = 238,921,331,624.64
  5. Step 5: Solve for x
    x = 238,921,331,624.64/601,711.20
  6. Step 6: Final answer
    x = 397,069.78

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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.