Home / 269,289.28-371,603.46-154,541.44

Finding the Fourth Proportional to 269,289.28, 371,603.46 and 154,541.44

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Solution

The fourth proportional to 269,289.28, 371,603.46 and 154,541.44 is: 213,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,289.28 : 371,603.46 = 154,541.44 : x
  2. Step 2: Convert to fraction form
    269,289.28/371,603.46 = 154,541.44/x
  3. Step 3: Cross multiply
    269,289.28x = 371,603.46 × 154,541.44
  4. Step 4: Simplify right side
    269,289.28x = 57,428,133,817.38
  5. Step 5: Solve for x
    x = 57,428,133,817.38/269,289.28
  6. Step 6: Final answer
    x = 213,258.15

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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.