Home / 832,367.40-1,248,551.10-271,401.90

Finding the Fourth Proportional to 832,367.40, 1,248,551.10 and 271,401.90

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Solution

The fourth proportional to 832,367.40, 1,248,551.10 and 271,401.90 is: 407,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,367.40 : 1,248,551.10 = 271,401.90 : x
  2. Step 2: Convert to fraction form
    832,367.40/1,248,551.10 = 271,401.90/x
  3. Step 3: Cross multiply
    832,367.40x = 1,248,551.10 × 271,401.90
  4. Step 4: Simplify right side
    832,367.40x = 338,859,140,787.09
  5. Step 5: Solve for x
    x = 338,859,140,787.09/832,367.40
  6. Step 6: Final answer
    x = 407,102.85

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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.