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Finding the Fourth Proportional to 296,455.90, 444,217.90 and 229,152.70

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Solution

The fourth proportional to 296,455.90, 444,217.90 and 229,152.70 is: 343,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,455.90 : 444,217.90 = 229,152.70 : x
  2. Step 2: Convert to fraction form
    296,455.90/444,217.90 = 229,152.70/x
  3. Step 3: Cross multiply
    296,455.90x = 444,217.90 × 229,152.70
  4. Step 4: Simplify right side
    296,455.90x = 101,793,731,173.33
  5. Step 5: Solve for x
    x = 101,793,731,173.33/296,455.90
  6. Step 6: Final answer
    x = 343,368.88

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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.