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Finding the Fourth Proportional to 605,822.48, 908,902.10 and 264,295.77

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Solution

The fourth proportional to 605,822.48, 908,902.10 and 264,295.77 is: 396,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,822.48 : 908,902.10 = 264,295.77 : x
  2. Step 2: Convert to fraction form
    605,822.48/908,902.10 = 264,295.77/x
  3. Step 3: Cross multiply
    605,822.48x = 908,902.10 × 264,295.77
  4. Step 4: Simplify right side
    605,822.48x = 240,218,980,374.12
  5. Step 5: Solve for x
    x = 240,218,980,374.12/605,822.48
  6. Step 6: Final answer
    x = 396,517.11

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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.