Home / 268,617.28-370,684.32-147,758.44

Finding the Fourth Proportional to 268,617.28, 370,684.32 and 147,758.44

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Solution

The fourth proportional to 268,617.28, 370,684.32 and 147,758.44 is: 203,902.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,617.28 : 370,684.32 = 147,758.44 : x
  2. Step 2: Convert to fraction form
    268,617.28/370,684.32 = 147,758.44/x
  3. Step 3: Cross multiply
    268,617.28x = 370,684.32 × 147,758.44
  4. Step 4: Simplify right side
    268,617.28x = 54,771,736,855.66
  5. Step 5: Solve for x
    x = 54,771,736,855.66/268,617.28
  6. Step 6: Final answer
    x = 203,902.51

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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.