Home / 741,475.60-1,112,213.40-662,743.60

Finding the Fourth Proportional to 741,475.60, 1,112,213.40 and 662,743.60

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Solution

The fourth proportional to 741,475.60, 1,112,213.40 and 662,743.60 is: 994,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,475.60 : 1,112,213.40 = 662,743.60 : x
  2. Step 2: Convert to fraction form
    741,475.60/1,112,213.40 = 662,743.60/x
  3. Step 3: Cross multiply
    741,475.60x = 1,112,213.40 × 662,743.60
  4. Step 4: Simplify right side
    741,475.60x = 737,112,312,684.24
  5. Step 5: Solve for x
    x = 737,112,312,684.24/741,475.60
  6. Step 6: Final answer
    x = 994,115.40

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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.