Home / 747,923.44-1,122,329.04-298,856.20

Finding the Fourth Proportional to 747,923.44, 1,122,329.04 and 298,856.20

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Solution

The fourth proportional to 747,923.44, 1,122,329.04 and 298,856.20 is: 448,461.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,923.44 : 1,122,329.04 = 298,856.20 : x
  2. Step 2: Convert to fraction form
    747,923.44/1,122,329.04 = 298,856.20/x
  3. Step 3: Cross multiply
    747,923.44x = 1,122,329.04 × 298,856.20
  4. Step 4: Simplify right side
    747,923.44x = 335,414,992,044.05
  5. Step 5: Solve for x
    x = 335,414,992,044.05/747,923.44
  6. Step 6: Final answer
    x = 448,461.67

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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.