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Finding the Fourth Proportional to 578,609.48, 868,052.79 and 241,462.59

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Solution

The fourth proportional to 578,609.48, 868,052.79 and 241,462.59 is: 362,251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,609.48 : 868,052.79 = 241,462.59 : x
  2. Step 2: Convert to fraction form
    578,609.48/868,052.79 = 241,462.59/x
  3. Step 3: Cross multiply
    578,609.48x = 868,052.79 × 241,462.59
  4. Step 4: Simplify right side
    578,609.48x = 209,602,274,930.13
  5. Step 5: Solve for x
    x = 209,602,274,930.13/578,609.48
  6. Step 6: Final answer
    x = 362,251.72

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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.