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Finding the Fourth Proportional to 296,335.64, 444,795.06 and 217,224.56

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Solution

The fourth proportional to 296,335.64, 444,795.06 and 217,224.56 is: 326,050.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,335.64 : 444,795.06 = 217,224.56 : x
  2. Step 2: Convert to fraction form
    296,335.64/444,795.06 = 217,224.56/x
  3. Step 3: Cross multiply
    296,335.64x = 444,795.06 × 217,224.56
  4. Step 4: Simplify right side
    296,335.64x = 96,620,411,198.67
  5. Step 5: Solve for x
    x = 96,620,411,198.67/296,335.64
  6. Step 6: Final answer
    x = 326,050.59

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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.