Home / 356,106.24-491,465.52-227,049.12

Finding the Fourth Proportional to 356,106.24, 491,465.52 and 227,049.12

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Solution

The fourth proportional to 356,106.24, 491,465.52 and 227,049.12 is: 313,352.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,106.24 : 491,465.52 = 227,049.12 : x
  2. Step 2: Convert to fraction form
    356,106.24/491,465.52 = 227,049.12/x
  3. Step 3: Cross multiply
    356,106.24x = 491,465.52 × 227,049.12
  4. Step 4: Simplify right side
    356,106.24x = 111,586,813,826.34
  5. Step 5: Solve for x
    x = 111,586,813,826.34/356,106.24
  6. Step 6: Final answer
    x = 313,352.59

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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.