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Finding the Fourth Proportional to 294,773.90, 442,160.85 and 169,969.10

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Solution

The fourth proportional to 294,773.90, 442,160.85 and 169,969.10 is: 254,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,773.90 : 442,160.85 = 169,969.10 : x
  2. Step 2: Convert to fraction form
    294,773.90/442,160.85 = 169,969.10/x
  3. Step 3: Cross multiply
    294,773.90x = 442,160.85 × 169,969.10
  4. Step 4: Simplify right side
    294,773.90x = 75,153,681,729.74
  5. Step 5: Solve for x
    x = 75,153,681,729.74/294,773.90
  6. Step 6: Final answer
    x = 254,953.65

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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.