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Finding the Fourth Proportional to 449,365.14, 674,047.71 and 183,078.77

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Solution

The fourth proportional to 449,365.14, 674,047.71 and 183,078.77 is: 274,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,365.14 : 674,047.71 = 183,078.77 : x
  2. Step 2: Convert to fraction form
    449,365.14/674,047.71 = 183,078.77/x
  3. Step 3: Cross multiply
    449,365.14x = 674,047.71 × 183,078.77
  4. Step 4: Simplify right side
    449,365.14x = 123,403,822,297.88
  5. Step 5: Solve for x
    x = 123,403,822,297.88/449,365.14
  6. Step 6: Final answer
    x = 274,618.15

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Similar ratio
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1.5x scale

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.