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Finding the Fourth Proportional to 502,040.26, 692,823.52 and 272,597.42

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Solution

The fourth proportional to 502,040.26, 692,823.52 and 272,597.42 is: 376,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,040.26 : 692,823.52 = 272,597.42 : x
  2. Step 2: Convert to fraction form
    502,040.26/692,823.52 = 272,597.42/x
  3. Step 3: Cross multiply
    502,040.26x = 692,823.52 × 272,597.42
  4. Step 4: Simplify right side
    502,040.26x = 188,861,904,067.32
  5. Step 5: Solve for x
    x = 188,861,904,067.32/502,040.26
  6. Step 6: Final answer
    x = 376,188.76

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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.