Home / 552,270.72-762,390.36-416,359.92

Finding the Fourth Proportional to 552,270.72, 762,390.36 and 416,359.92

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Solution

The fourth proportional to 552,270.72, 762,390.36 and 416,359.92 is: 574,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,270.72 : 762,390.36 = 416,359.92 : x
  2. Step 2: Convert to fraction form
    552,270.72/762,390.36 = 416,359.92/x
  3. Step 3: Cross multiply
    552,270.72x = 762,390.36 × 416,359.92
  4. Step 4: Simplify right side
    552,270.72x = 317,428,789,298.37
  5. Step 5: Solve for x
    x = 317,428,789,298.37/552,270.72
  6. Step 6: Final answer
    x = 574,770.27

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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.