Home / 292,002.27-438,000.82-92,322.79

Finding the Fourth Proportional to 292,002.27, 438,000.82 and 92,322.79

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Solution

The fourth proportional to 292,002.27, 438,000.82 and 92,322.79 is: 138,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,002.27 : 438,000.82 = 92,322.79 : x
  2. Step 2: Convert to fraction form
    292,002.27/438,000.82 = 92,322.79/x
  3. Step 3: Cross multiply
    292,002.27x = 438,000.82 × 92,322.79
  4. Step 4: Simplify right side
    292,002.27x = 40,437,456,398.88
  5. Step 5: Solve for x
    x = 40,437,456,398.88/292,002.27
  6. Step 6: Final answer
    x = 138,483.36

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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.