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Finding the Fourth Proportional to 330,331.18, 495,496.59 and 93,675.82

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Solution

The fourth proportional to 330,331.18, 495,496.59 and 93,675.82 is: 140,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,331.18 : 495,496.59 = 93,675.82 : x
  2. Step 2: Convert to fraction form
    330,331.18/495,496.59 = 93,675.82/x
  3. Step 3: Cross multiply
    330,331.18x = 495,496.59 × 93,675.82
  4. Step 4: Simplify right side
    330,331.18x = 46,416,049,375.45
  5. Step 5: Solve for x
    x = 46,416,049,375.45/330,331.18
  6. Step 6: Final answer
    x = 140,513.68

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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.