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Finding the Fourth Proportional to 296,652.97, 446,242.21 and 268,907.61

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Solution

The fourth proportional to 296,652.97, 446,242.21 and 268,907.61 is: 404,506.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,652.97 : 446,242.21 = 268,907.61 : x
  2. Step 2: Convert to fraction form
    296,652.97/446,242.21 = 268,907.61/x
  3. Step 3: Cross multiply
    296,652.97x = 446,242.21 × 268,907.61
  4. Step 4: Simplify right side
    296,652.97x = 119,997,924,920.79
  5. Step 5: Solve for x
    x = 119,997,924,920.79/296,652.97
  6. Step 6: Final answer
    x = 404,506.07

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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.