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Finding the Fourth Proportional to 449,592.40, 673,950.12 and 179,640.01

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Solution

The fourth proportional to 449,592.40, 673,950.12 and 179,640.01 is: 269,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,592.40 : 673,950.12 = 179,640.01 : x
  2. Step 2: Convert to fraction form
    449,592.40/673,950.12 = 179,640.01/x
  3. Step 3: Cross multiply
    449,592.40x = 673,950.12 × 179,640.01
  4. Step 4: Simplify right side
    449,592.40x = 121,068,406,296.30
  5. Step 5: Solve for x
    x = 121,068,406,296.30/449,592.40
  6. Step 6: Final answer
    x = 269,284.82

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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.