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Finding the Fourth Proportional to 488,169.96, 732,113.49 and 146,599.60

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Solution

The fourth proportional to 488,169.96, 732,113.49 and 146,599.60 is: 219,856.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,169.96 : 732,113.49 = 146,599.60 : x
  2. Step 2: Convert to fraction form
    488,169.96/732,113.49 = 146,599.60/x
  3. Step 3: Cross multiply
    488,169.96x = 732,113.49 × 146,599.60
  4. Step 4: Simplify right side
    488,169.96x = 107,327,544,788.60
  5. Step 5: Solve for x
    x = 107,327,544,788.60/488,169.96
  6. Step 6: Final answer
    x = 219,856.92

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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.