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Finding the Fourth Proportional to 304,543.61, 456,908.82 and 136,205.52

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Solution

The fourth proportional to 304,543.61, 456,908.82 and 136,205.52 is: 204,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,543.61 : 456,908.82 = 136,205.52 : x
  2. Step 2: Convert to fraction form
    304,543.61/456,908.82 = 136,205.52/x
  3. Step 3: Cross multiply
    304,543.61x = 456,908.82 × 136,205.52
  4. Step 4: Simplify right side
    304,543.61x = 62,233,503,420.69
  5. Step 5: Solve for x
    x = 62,233,503,420.69/304,543.61
  6. Step 6: Final answer
    x = 204,350.06

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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.