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Finding the Fourth Proportional to 330,254.40, 495,380.69 and 93,599.13

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Solution

The fourth proportional to 330,254.40, 495,380.69 and 93,599.13 is: 140,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,254.40 : 495,380.69 = 93,599.13 : x
  2. Step 2: Convert to fraction form
    330,254.40/495,380.69 = 93,599.13/x
  3. Step 3: Cross multiply
    330,254.40x = 495,380.69 × 93,599.13
  4. Step 4: Simplify right side
    330,254.40x = 46,367,201,602.80
  5. Step 5: Solve for x
    x = 46,367,201,602.80/330,254.40
  6. Step 6: Final answer
    x = 140,398.44

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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.