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Finding the Fourth Proportional to 332,613.95, 499,276.14 and 143,168.15

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Solution

The fourth proportional to 332,613.95, 499,276.14 and 143,168.15 is: 214,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,613.95 : 499,276.14 = 143,168.15 : x
  2. Step 2: Convert to fraction form
    332,613.95/499,276.14 = 143,168.15/x
  3. Step 3: Cross multiply
    332,613.95x = 499,276.14 × 143,168.15
  4. Step 4: Simplify right side
    332,613.95x = 71,480,441,302.94
  5. Step 5: Solve for x
    x = 71,480,441,302.94/332,613.95
  6. Step 6: Final answer
    x = 214,905.12

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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.