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Finding the Fourth Proportional to 332,237.32, 458,480.90 and 181,335.40

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Solution

The fourth proportional to 332,237.32, 458,480.90 and 181,335.40 is: 250,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,237.32 : 458,480.90 = 181,335.40 : x
  2. Step 2: Convert to fraction form
    332,237.32/458,480.90 = 181,335.40/x
  3. Step 3: Cross multiply
    332,237.32x = 458,480.90 × 181,335.40
  4. Step 4: Simplify right side
    332,237.32x = 83,138,817,393.86
  5. Step 5: Solve for x
    x = 83,138,817,393.86/332,237.32
  6. Step 6: Final answer
    x = 250,239.25

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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.