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Finding the Fourth Proportional to 292,167.41, 438,252.39 and 92,488.77

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Solution

The fourth proportional to 292,167.41, 438,252.39 and 92,488.77 is: 138,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,167.41 : 438,252.39 = 92,488.77 : x
  2. Step 2: Convert to fraction form
    292,167.41/438,252.39 = 92,488.77/x
  3. Step 3: Cross multiply
    292,167.41x = 438,252.39 × 92,488.77
  4. Step 4: Simplify right side
    292,167.41x = 40,533,424,500.66
  5. Step 5: Solve for x
    x = 40,533,424,500.66/292,167.41
  6. Step 6: Final answer
    x = 138,733.56

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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.