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Finding the Fourth Proportional to 329,200.75, 493,801.18 and 92,543.49

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Solution

The fourth proportional to 329,200.75, 493,801.18 and 92,543.49 is: 138,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,200.75 : 493,801.18 = 92,543.49 : x
  2. Step 2: Convert to fraction form
    329,200.75/493,801.18 = 92,543.49/x
  3. Step 3: Cross multiply
    329,200.75x = 493,801.18 × 92,543.49
  4. Step 4: Simplify right side
    329,200.75x = 45,698,084,331.96
  5. Step 5: Solve for x
    x = 45,698,084,331.96/329,200.75
  6. Step 6: Final answer
    x = 138,815.25

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1.5x scale

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.