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Finding the Fourth Proportional to 363,423.80, 544,098.90 and 223,455.80

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Solution

The fourth proportional to 363,423.80, 544,098.90 and 223,455.80 is: 334,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,423.80 : 544,098.90 = 223,455.80 : x
  2. Step 2: Convert to fraction form
    363,423.80/544,098.90 = 223,455.80/x
  3. Step 3: Cross multiply
    363,423.80x = 544,098.90 × 223,455.80
  4. Step 4: Simplify right side
    363,423.80x = 121,582,054,978.62
  5. Step 5: Solve for x
    x = 121,582,054,978.62/363,423.80
  6. Step 6: Final answer
    x = 334,546.21

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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.