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Finding the Fourth Proportional to 433,613.31, 597,988.83 and 372,338.70

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Solution

The fourth proportional to 433,613.31, 597,988.83 and 372,338.70 is: 513,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,613.31 : 597,988.83 = 372,338.70 : x
  2. Step 2: Convert to fraction form
    433,613.31/597,988.83 = 372,338.70/x
  3. Step 3: Cross multiply
    433,613.31x = 597,988.83 × 372,338.70
  4. Step 4: Simplify right side
    433,613.31x = 222,654,383,576.72
  5. Step 5: Solve for x
    x = 222,654,383,576.72/433,613.31
  6. Step 6: Final answer
    x = 513,486.04

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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.