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Finding the Fourth Proportional to 432,925.59, 649,484.25 and 148,609.77

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Solution

The fourth proportional to 432,925.59, 649,484.25 and 148,609.77 is: 222,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,925.59 : 649,484.25 = 148,609.77 : x
  2. Step 2: Convert to fraction form
    432,925.59/649,484.25 = 148,609.77/x
  3. Step 3: Cross multiply
    432,925.59x = 649,484.25 × 148,609.77
  4. Step 4: Simplify right side
    432,925.59x = 96,519,705,011.12
  5. Step 5: Solve for x
    x = 96,519,705,011.12/432,925.59
  6. Step 6: Final answer
    x = 222,947.56

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1.5x scale

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.