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Finding the Fourth Proportional to 605,877.90, 908,237.25 and 226,695.66

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Solution

The fourth proportional to 605,877.90, 908,237.25 and 226,695.66 is: 339,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,877.90 : 908,237.25 = 226,695.66 : x
  2. Step 2: Convert to fraction form
    605,877.90/908,237.25 = 226,695.66/x
  3. Step 3: Cross multiply
    605,877.90x = 908,237.25 × 226,695.66
  4. Step 4: Simplify right side
    605,877.90x = 205,893,442,825.34
  5. Step 5: Solve for x
    x = 205,893,442,825.34/605,877.90
  6. Step 6: Final answer
    x = 339,826.63

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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.