Home / 396,273.13-546,856.86-226,510.90

Finding the Fourth Proportional to 396,273.13, 546,856.86 and 226,510.90

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Solution

The fourth proportional to 396,273.13, 546,856.86 and 226,510.90 is: 312,585.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,273.13 : 546,856.86 = 226,510.90 : x
  2. Step 2: Convert to fraction form
    396,273.13/546,856.86 = 226,510.90/x
  3. Step 3: Cross multiply
    396,273.13x = 546,856.86 × 226,510.90
  4. Step 4: Simplify right side
    396,273.13x = 123,869,039,529.77
  5. Step 5: Solve for x
    x = 123,869,039,529.77/396,273.13
  6. Step 6: Final answer
    x = 312,585.01

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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.