Home / 794,523.60-1,190,230.20-478,040.40

Finding the Fourth Proportional to 794,523.60, 1,190,230.20 and 478,040.40

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Solution

The fourth proportional to 794,523.60, 1,190,230.20 and 478,040.40 is: 716,124.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,523.60 : 1,190,230.20 = 478,040.40 : x
  2. Step 2: Convert to fraction form
    794,523.60/1,190,230.20 = 478,040.40/x
  3. Step 3: Cross multiply
    794,523.60x = 1,190,230.20 × 478,040.40
  4. Step 4: Simplify right side
    794,523.60x = 568,978,120,900.08
  5. Step 5: Solve for x
    x = 568,978,120,900.08/794,523.60
  6. Step 6: Final answer
    x = 716,124.88

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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.