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Finding the Fourth Proportional to 330,442.29, 495,662.52 and 93,785.22

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Solution

The fourth proportional to 330,442.29, 495,662.52 and 93,785.22 is: 140,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,442.29 : 495,662.52 = 93,785.22 : x
  2. Step 2: Convert to fraction form
    330,442.29/495,662.52 = 93,785.22/x
  3. Step 3: Cross multiply
    330,442.29x = 495,662.52 × 93,785.22
  4. Step 4: Simplify right side
    330,442.29x = 46,485,818,483.95
  5. Step 5: Solve for x
    x = 46,485,818,483.95/330,442.29
  6. Step 6: Final answer
    x = 140,677.57

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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.