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Finding the Fourth Proportional to 331,412.10, 497,200.95 and 106,793.70

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Solution

The fourth proportional to 331,412.10, 497,200.95 and 106,793.70 is: 160,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,412.10 : 497,200.95 = 106,793.70 : x
  2. Step 2: Convert to fraction form
    331,412.10/497,200.95 = 106,793.70/x
  3. Step 3: Cross multiply
    331,412.10x = 497,200.95 × 106,793.70
  4. Step 4: Simplify right side
    331,412.10x = 53,097,929,094.02
  5. Step 5: Solve for x
    x = 53,097,929,094.02/331,412.10
  6. Step 6: Final answer
    x = 160,217.23

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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.