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Finding the Fourth Proportional to 449,362.56, 674,041.92 and 183,063.68

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Solution

The fourth proportional to 449,362.56, 674,041.92 and 183,063.68 is: 274,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,362.56 : 674,041.92 = 183,063.68 : x
  2. Step 2: Convert to fraction form
    449,362.56/674,041.92 = 183,063.68/x
  3. Step 3: Cross multiply
    449,362.56x = 674,041.92 × 183,063.68
  4. Step 4: Simplify right side
    449,362.56x = 123,392,594,349.47
  5. Step 5: Solve for x
    x = 123,392,594,349.47/449,362.56
  6. Step 6: Final answer
    x = 274,594.74

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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.