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Finding the Fourth Proportional to 332,323.60, 458,614.28 and 181,421.68

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Solution

The fourth proportional to 332,323.60, 458,614.28 and 181,421.68 is: 250,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,323.60 : 458,614.28 = 181,421.68 : x
  2. Step 2: Convert to fraction form
    332,323.60/458,614.28 = 181,421.68/x
  3. Step 3: Cross multiply
    332,323.60x = 458,614.28 × 181,421.68
  4. Step 4: Simplify right side
    332,323.60x = 83,202,573,149.59
  5. Step 5: Solve for x
    x = 83,202,573,149.59/332,323.60
  6. Step 6: Final answer
    x = 250,366.13

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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.