Home / 894,761.38-1,234,770.71-492,353.38

Finding the Fourth Proportional to 894,761.38, 1,234,770.71 and 492,353.38

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Solution

The fourth proportional to 894,761.38, 1,234,770.71 and 492,353.38 is: 679,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,761.38 : 1,234,770.71 = 492,353.38 : x
  2. Step 2: Convert to fraction form
    894,761.38/1,234,770.71 = 492,353.38/x
  3. Step 3: Cross multiply
    894,761.38x = 1,234,770.71 × 492,353.38
  4. Step 4: Simplify right side
    894,761.38x = 607,943,532,593.50
  5. Step 5: Solve for x
    x = 607,943,532,593.50/894,761.38
  6. Step 6: Final answer
    x = 679,447.67

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Double scale
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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.