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Finding the Fourth Proportional to 304,259.26, 456,613.11 and 144,335.69

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Solution

The fourth proportional to 304,259.26, 456,613.11 and 144,335.69 is: 216,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,259.26 : 456,613.11 = 144,335.69 : x
  2. Step 2: Convert to fraction form
    304,259.26/456,613.11 = 144,335.69/x
  3. Step 3: Cross multiply
    304,259.26x = 456,613.11 × 144,335.69
  4. Step 4: Simplify right side
    304,259.26x = 65,905,568,294.90
  5. Step 5: Solve for x
    x = 65,905,568,294.90/304,259.26
  6. Step 6: Final answer
    x = 216,609.90

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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.