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Finding the Fourth Proportional to 329,232.19, 493,848.45 and 92,574.86

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Solution

The fourth proportional to 329,232.19, 493,848.45 and 92,574.86 is: 138,862.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,232.19 : 493,848.45 = 92,574.86 : x
  2. Step 2: Convert to fraction form
    329,232.19/493,848.45 = 92,574.86/x
  3. Step 3: Cross multiply
    329,232.19x = 493,848.45 × 92,574.86
  4. Step 4: Simplify right side
    329,232.19x = 45,717,952,354.59
  5. Step 5: Solve for x
    x = 45,717,952,354.59/329,232.19
  6. Step 6: Final answer
    x = 138,862.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.