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Finding the Fourth Proportional to 449,152.40, 673,806.43 and 183,057.68

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Solution

The fourth proportional to 449,152.40, 673,806.43 and 183,057.68 is: 274,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,152.40 : 673,806.43 = 183,057.68 : x
  2. Step 2: Convert to fraction form
    449,152.40/673,806.43 = 183,057.68/x
  3. Step 3: Cross multiply
    449,152.40x = 673,806.43 × 183,057.68
  4. Step 4: Simplify right side
    449,152.40x = 123,345,441,844.88
  5. Step 5: Solve for x
    x = 123,345,441,844.88/449,152.40
  6. Step 6: Final answer
    x = 274,618.24

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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.