Home / 449,975.20-674,962.80-117,551.20

Finding the Fourth Proportional to 449,975.20, 674,962.80 and 117,551.20

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Solution

The fourth proportional to 449,975.20, 674,962.80 and 117,551.20 is: 176,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,975.20 : 674,962.80 = 117,551.20 : x
  2. Step 2: Convert to fraction form
    449,975.20/674,962.80 = 117,551.20/x
  3. Step 3: Cross multiply
    449,975.20x = 674,962.80 × 117,551.20
  4. Step 4: Simplify right side
    449,975.20x = 79,342,687,095.36
  5. Step 5: Solve for x
    x = 79,342,687,095.36/449,975.20
  6. Step 6: Final answer
    x = 176,326.80

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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.