Home / 268,475.75-370,486.57-147,609.85

Finding the Fourth Proportional to 268,475.75, 370,486.57 and 147,609.85

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Solution

The fourth proportional to 268,475.75, 370,486.57 and 147,609.85 is: 203,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,475.75 : 370,486.57 = 147,609.85 : x
  2. Step 2: Convert to fraction form
    268,475.75/370,486.57 = 147,609.85/x
  3. Step 3: Cross multiply
    268,475.75x = 370,486.57 × 147,609.85
  4. Step 4: Simplify right side
    268,475.75x = 54,687,464,434.23
  5. Step 5: Solve for x
    x = 54,687,464,434.23/268,475.75
  6. Step 6: Final answer
    x = 203,696.10

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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.