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Finding the Fourth Proportional to 329,932.48, 455,294.64 and 179,026.24

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Solution

The fourth proportional to 329,932.48, 455,294.64 and 179,026.24 is: 247,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,932.48 : 455,294.64 = 179,026.24 : x
  2. Step 2: Convert to fraction form
    329,932.48/455,294.64 = 179,026.24/x
  3. Step 3: Cross multiply
    329,932.48x = 455,294.64 × 179,026.24
  4. Step 4: Simplify right side
    329,932.48x = 81,509,687,491.35
  5. Step 5: Solve for x
    x = 81,509,687,491.35/329,932.48
  6. Step 6: Final answer
    x = 247,049.60

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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.