Home / 481,117.95-663,963.63-266,258.10

Finding the Fourth Proportional to 481,117.95, 663,963.63 and 266,258.10

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Solution

The fourth proportional to 481,117.95, 663,963.63 and 266,258.10 is: 367,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,117.95 : 663,963.63 = 266,258.10 : x
  2. Step 2: Convert to fraction form
    481,117.95/663,963.63 = 266,258.10/x
  3. Step 3: Cross multiply
    481,117.95x = 663,963.63 × 266,258.10
  4. Step 4: Simplify right side
    481,117.95x = 176,785,694,592.90
  5. Step 5: Solve for x
    x = 176,785,694,592.90/481,117.95
  6. Step 6: Final answer
    x = 367,447.72

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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.