Home / 734,080.60-1,100,861.70-260,781.40

Finding the Fourth Proportional to 734,080.60, 1,100,861.70 and 260,781.40

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Solution

The fourth proportional to 734,080.60, 1,100,861.70 and 260,781.40 is: 391,080.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,080.60 : 1,100,861.70 = 260,781.40 : x
  2. Step 2: Convert to fraction form
    734,080.60/1,100,861.70 = 260,781.40/x
  3. Step 3: Cross multiply
    734,080.60x = 1,100,861.70 × 260,781.40
  4. Step 4: Simplify right side
    734,080.60x = 287,084,255,332.38
  5. Step 5: Solve for x
    x = 287,084,255,332.38/734,080.60
  6. Step 6: Final answer
    x = 391,080.02

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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.