Home / 935,351.20-1,403,026.80-336,331.90

Finding the Fourth Proportional to 935,351.20, 1,403,026.80 and 336,331.90

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Solution

The fourth proportional to 935,351.20, 1,403,026.80 and 336,331.90 is: 504,497.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,351.20 : 1,403,026.80 = 336,331.90 : x
  2. Step 2: Convert to fraction form
    935,351.20/1,403,026.80 = 336,331.90/x
  3. Step 3: Cross multiply
    935,351.20x = 1,403,026.80 × 336,331.90
  4. Step 4: Simplify right side
    935,351.20x = 471,882,669,394.92
  5. Step 5: Solve for x
    x = 471,882,669,394.92/935,351.20
  6. Step 6: Final answer
    x = 504,497.85

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Double scale
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Similar ratio
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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.