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Finding the Fourth Proportional to 332,310.57, 458,403.93 and 217,773.96

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Solution

The fourth proportional to 332,310.57, 458,403.93 and 217,773.96 is: 300,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,310.57 : 458,403.93 = 217,773.96 : x
  2. Step 2: Convert to fraction form
    332,310.57/458,403.93 = 217,773.96/x
  3. Step 3: Cross multiply
    332,310.57x = 458,403.93 × 217,773.96
  4. Step 4: Simplify right side
    332,310.57x = 99,828,439,115.66
  5. Step 5: Solve for x
    x = 99,828,439,115.66/332,310.57
  6. Step 6: Final answer
    x = 300,407.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.