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Finding the Fourth Proportional to 338,796.74, 467,624.48 and 230,085.02

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Solution

The fourth proportional to 338,796.74, 467,624.48 and 230,085.02 is: 317,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,796.74 : 467,624.48 = 230,085.02 : x
  2. Step 2: Convert to fraction form
    338,796.74/467,624.48 = 230,085.02/x
  3. Step 3: Cross multiply
    338,796.74x = 467,624.48 × 230,085.02
  4. Step 4: Simplify right side
    338,796.74x = 107,593,387,851.93
  5. Step 5: Solve for x
    x = 107,593,387,851.93/338,796.74
  6. Step 6: Final answer
    x = 317,575.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.