Home / 380,278.28-524,695.38-227,366.12

Finding the Fourth Proportional to 380,278.28, 524,695.38 and 227,366.12

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Solution

The fourth proportional to 380,278.28, 524,695.38 and 227,366.12 is: 313,712.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,278.28 : 524,695.38 = 227,366.12 : x
  2. Step 2: Convert to fraction form
    380,278.28/524,695.38 = 227,366.12/x
  3. Step 3: Cross multiply
    380,278.28x = 524,695.38 × 227,366.12
  4. Step 4: Simplify right side
    380,278.28x = 119,297,952,732.53
  5. Step 5: Solve for x
    x = 119,297,952,732.53/380,278.28
  6. Step 6: Final answer
    x = 313,712.24

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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.