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Finding the Fourth Proportional to 332,242.56, 458,493.12 and 181,339.20

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Solution

The fourth proportional to 332,242.56, 458,493.12 and 181,339.20 is: 250,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,242.56 : 458,493.12 = 181,339.20 : x
  2. Step 2: Convert to fraction form
    332,242.56/458,493.12 = 181,339.20/x
  3. Step 3: Cross multiply
    332,242.56x = 458,493.12 × 181,339.20
  4. Step 4: Simplify right side
    332,242.56x = 83,142,775,586.30
  5. Step 5: Solve for x
    x = 83,142,775,586.30/332,242.56
  6. Step 6: Final answer
    x = 250,247.22

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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.