Home / 252,034.90-378,052.35-243,481.30

Finding the Fourth Proportional to 252,034.90, 378,052.35 and 243,481.30

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Solution

The fourth proportional to 252,034.90, 378,052.35 and 243,481.30 is: 365,221.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,034.90 : 378,052.35 = 243,481.30 : x
  2. Step 2: Convert to fraction form
    252,034.90/378,052.35 = 243,481.30/x
  3. Step 3: Cross multiply
    252,034.90x = 378,052.35 × 243,481.30
  4. Step 4: Simplify right side
    252,034.90x = 92,048,677,646.06
  5. Step 5: Solve for x
    x = 92,048,677,646.06/252,034.90
  6. Step 6: Final answer
    x = 365,221.95

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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.