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Finding the Fourth Proportional to 488,088.32, 732,605.92 and 235,546.54

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Solution

The fourth proportional to 488,088.32, 732,605.92 and 235,546.54 is: 353,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,088.32 : 732,605.92 = 235,546.54 : x
  2. Step 2: Convert to fraction form
    488,088.32/732,605.92 = 235,546.54/x
  3. Step 3: Cross multiply
    488,088.32x = 732,605.92 × 235,546.54
  4. Step 4: Simplify right side
    488,088.32x = 172,562,789,639.52
  5. Step 5: Solve for x
    x = 172,562,789,639.52/488,088.32
  6. Step 6: Final answer
    x = 353,548.29

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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.