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Finding the Fourth Proportional to 318,248.32, 439,182.08 and 182,326.32

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Solution

The fourth proportional to 318,248.32, 439,182.08 and 182,326.32 is: 251,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,248.32 : 439,182.08 = 182,326.32 : x
  2. Step 2: Convert to fraction form
    318,248.32/439,182.08 = 182,326.32/x
  3. Step 3: Cross multiply
    318,248.32x = 439,182.08 × 182,326.32
  4. Step 4: Simplify right side
    318,248.32x = 80,074,452,456.35
  5. Step 5: Solve for x
    x = 80,074,452,456.35/318,248.32
  6. Step 6: Final answer
    x = 251,609.98

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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.