Home / 727,793.60-1,091,690.40-373,499.60

Finding the Fourth Proportional to 727,793.60, 1,091,690.40 and 373,499.60

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Solution

The fourth proportional to 727,793.60, 1,091,690.40 and 373,499.60 is: 560,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,793.60 : 1,091,690.40 = 373,499.60 : x
  2. Step 2: Convert to fraction form
    727,793.60/1,091,690.40 = 373,499.60/x
  3. Step 3: Cross multiply
    727,793.60x = 1,091,690.40 × 373,499.60
  4. Step 4: Simplify right side
    727,793.60x = 407,745,927,723.84
  5. Step 5: Solve for x
    x = 407,745,927,723.84/727,793.60
  6. Step 6: Final answer
    x = 560,249.40

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Double scale
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Similar ratio
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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.