Home / 481,113.41-663,957.35-266,253.55

Finding the Fourth Proportional to 481,113.41, 663,957.35 and 266,253.55

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Solution

The fourth proportional to 481,113.41, 663,957.35 and 266,253.55 is: 367,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,113.41 : 663,957.35 = 266,253.55 : x
  2. Step 2: Convert to fraction form
    481,113.41/663,957.35 = 266,253.55/x
  3. Step 3: Cross multiply
    481,113.41x = 663,957.35 × 266,253.55
  4. Step 4: Simplify right side
    481,113.41x = 176,780,996,835.04
  5. Step 5: Solve for x
    x = 176,780,996,835.04/481,113.41
  6. Step 6: Final answer
    x = 367,441.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.