Home / 239,717.28-359,015.76-189,460.20

Finding the Fourth Proportional to 239,717.28, 359,015.76 and 189,460.20

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Solution

The fourth proportional to 239,717.28, 359,015.76 and 189,460.20 is: 283,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,717.28 : 359,015.76 = 189,460.20 : x
  2. Step 2: Convert to fraction form
    239,717.28/359,015.76 = 189,460.20/x
  3. Step 3: Cross multiply
    239,717.28x = 359,015.76 × 189,460.20
  4. Step 4: Simplify right side
    239,717.28x = 68,019,197,692.75
  5. Step 5: Solve for x
    x = 68,019,197,692.75/239,717.28
  6. Step 6: Final answer
    x = 283,747.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.