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Finding the Fourth Proportional to 362,822.20, 544,306.20 and 304,064.80

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Solution

The fourth proportional to 362,822.20, 544,306.20 and 304,064.80 is: 456,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,822.20 : 544,306.20 = 304,064.80 : x
  2. Step 2: Convert to fraction form
    362,822.20/544,306.20 = 304,064.80/x
  3. Step 3: Cross multiply
    362,822.20x = 544,306.20 × 304,064.80
  4. Step 4: Simplify right side
    362,822.20x = 165,504,355,841.76
  5. Step 5: Solve for x
    x = 165,504,355,841.76/362,822.20
  6. Step 6: Final answer
    x = 456,158.29

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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.