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Finding the Fourth Proportional to 332,572, 458,959.44 and 181,678.72

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Solution

The fourth proportional to 332,572, 458,959.44 and 181,678.72 is: 250,722.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,572 : 458,959.44 = 181,678.72 : x
  2. Step 2: Convert to fraction form
    332,572/458,959.44 = 181,678.72/x
  3. Step 3: Cross multiply
    332,572x = 458,959.44 × 181,678.72
  4. Step 4: Simplify right side
    332,572x = 83,383,163,591.12
  5. Step 5: Solve for x
    x = 83,383,163,591.12/332,572
  6. Step 6: Final answer
    x = 250,722.14

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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.