Home / 268,404.30-370,399.14-147,553.38

Finding the Fourth Proportional to 268,404.30, 370,399.14 and 147,553.38

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Solution

The fourth proportional to 268,404.30, 370,399.14 and 147,553.38 is: 203,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,404.30 : 370,399.14 = 147,553.38 : x
  2. Step 2: Convert to fraction form
    268,404.30/370,399.14 = 147,553.38/x
  3. Step 3: Cross multiply
    268,404.30x = 370,399.14 × 147,553.38
  4. Step 4: Simplify right side
    268,404.30x = 54,653,645,056.09
  5. Step 5: Solve for x
    x = 54,653,645,056.09/268,404.30
  6. Step 6: Final answer
    x = 203,624.33

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1.5x scale

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.