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Finding the Fourth Proportional to 292,895.67, 439,185.51 and 132,884.28

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Solution

The fourth proportional to 292,895.67, 439,185.51 and 132,884.28 is: 199,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,895.67 : 439,185.51 = 132,884.28 : x
  2. Step 2: Convert to fraction form
    292,895.67/439,185.51 = 132,884.28/x
  3. Step 3: Cross multiply
    292,895.67x = 439,185.51 × 132,884.28
  4. Step 4: Simplify right side
    292,895.67x = 58,360,850,282.78
  5. Step 5: Solve for x
    x = 58,360,850,282.78/292,895.67
  6. Step 6: Final answer
    x = 199,254.74

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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.