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Finding the Fourth Proportional to 435,042.14, 600,615.54 and 274,035.20

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Solution

The fourth proportional to 435,042.14, 600,615.54 and 274,035.20 is: 378,330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,042.14 : 600,615.54 = 274,035.20 : x
  2. Step 2: Convert to fraction form
    435,042.14/600,615.54 = 274,035.20/x
  3. Step 3: Cross multiply
    435,042.14x = 600,615.54 × 274,035.20
  4. Step 4: Simplify right side
    435,042.14x = 164,589,799,627.01
  5. Step 5: Solve for x
    x = 164,589,799,627.01/435,042.14
  6. Step 6: Final answer
    x = 378,330.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.