Home / 329,103.12-493,577.64-92,468.40

Finding the Fourth Proportional to 329,103.12, 493,577.64 and 92,468.40

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Solution

The fourth proportional to 329,103.12, 493,577.64 and 92,468.40 is: 138,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,103.12 : 493,577.64 = 92,468.40 : x
  2. Step 2: Convert to fraction form
    329,103.12/493,577.64 = 92,468.40/x
  3. Step 3: Cross multiply
    329,103.12x = 493,577.64 × 92,468.40
  4. Step 4: Simplify right side
    329,103.12x = 45,640,334,646.58
  5. Step 5: Solve for x
    x = 45,640,334,646.58/329,103.12
  6. Step 6: Final answer
    x = 138,680.95

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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.