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Finding the Fourth Proportional to 332,330.51, 458,613.78 and 181,427.51

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Solution

The fourth proportional to 332,330.51, 458,613.78 and 181,427.51 is: 250,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,330.51 : 458,613.78 = 181,427.51 : x
  2. Step 2: Convert to fraction form
    332,330.51/458,613.78 = 181,427.51/x
  3. Step 3: Cross multiply
    332,330.51x = 458,613.78 × 181,427.51
  4. Step 4: Simplify right side
    332,330.51x = 83,205,156,157.09
  5. Step 5: Solve for x
    x = 83,205,156,157.09/332,330.51
  6. Step 6: Final answer
    x = 250,368.70

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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.