Home / 908,672.20-1,363,008.30-902,451.40

Finding the Fourth Proportional to 908,672.20, 1,363,008.30 and 902,451.40

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Solution

The fourth proportional to 908,672.20, 1,363,008.30 and 902,451.40 is: 1,353,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,672.20 : 1,363,008.30 = 902,451.40 : x
  2. Step 2: Convert to fraction form
    908,672.20/1,363,008.30 = 902,451.40/x
  3. Step 3: Cross multiply
    908,672.20x = 1,363,008.30 × 902,451.40
  4. Step 4: Simplify right side
    908,672.20x = 1,230,048,748,546.62
  5. Step 5: Solve for x
    x = 1,230,048,748,546.62/908,672.20
  6. Step 6: Final answer
    x = 1,353,677.10

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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.