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Finding the Fourth Proportional to 332,148.16, 458,360.16 and 181,242.56

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Solution

The fourth proportional to 332,148.16, 458,360.16 and 181,242.56 is: 250,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,148.16 : 458,360.16 = 181,242.56 : x
  2. Step 2: Convert to fraction form
    332,148.16/458,360.16 = 181,242.56/x
  3. Step 3: Cross multiply
    332,148.16x = 458,360.16 × 181,242.56
  4. Step 4: Simplify right side
    332,148.16x = 83,074,368,800.41
  5. Step 5: Solve for x
    x = 83,074,368,800.41/332,148.16
  6. Step 6: Final answer
    x = 250,112.39

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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.