Home / 396,099.06-546,012-242,853.54

Finding the Fourth Proportional to 396,099.06, 546,012 and 242,853.54

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Solution

The fourth proportional to 396,099.06, 546,012 and 242,853.54 is: 334,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,099.06 : 546,012 = 242,853.54 : x
  2. Step 2: Convert to fraction form
    396,099.06/546,012 = 242,853.54/x
  3. Step 3: Cross multiply
    396,099.06x = 546,012 × 242,853.54
  4. Step 4: Simplify right side
    396,099.06x = 132,600,947,082.48
  5. Step 5: Solve for x
    x = 132,600,947,082.48/396,099.06
  6. Step 6: Final answer
    x = 334,767.13

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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.