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Finding the Fourth Proportional to 731,311.30, 1,094,998.65 and 731,311.30

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Solution

The fourth proportional to 731,311.30, 1,094,998.65 and 731,311.30 is: 1,094,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,311.30 : 1,094,998.65 = 731,311.30 : x
  2. Step 2: Convert to fraction form
    731,311.30/1,094,998.65 = 731,311.30/x
  3. Step 3: Cross multiply
    731,311.30x = 1,094,998.65 × 731,311.30
  4. Step 4: Simplify right side
    731,311.30x = 800,784,886,229.75
  5. Step 5: Solve for x
    x = 800,784,886,229.75/731,311.30
  6. Step 6: Final answer
    x = 1,094,998.65

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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.