Home / 303,600.60-454,526.10-272,107.80

Finding the Fourth Proportional to 303,600.60, 454,526.10 and 272,107.80

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Solution

The fourth proportional to 303,600.60, 454,526.10 and 272,107.80 is: 407,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,600.60 : 454,526.10 = 272,107.80 : x
  2. Step 2: Convert to fraction form
    303,600.60/454,526.10 = 272,107.80/x
  3. Step 3: Cross multiply
    303,600.60x = 454,526.10 × 272,107.80
  4. Step 4: Simplify right side
    303,600.60x = 123,680,097,113.58
  5. Step 5: Solve for x
    x = 123,680,097,113.58/303,600.60
  6. Step 6: Final answer
    x = 407,377.64

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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.