Home / 719,254.20-1,078,760.33-263,751.24

Finding the Fourth Proportional to 719,254.20, 1,078,760.33 and 263,751.24

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Solution

The fourth proportional to 719,254.20, 1,078,760.33 and 263,751.24 is: 395,582.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,254.20 : 1,078,760.33 = 263,751.24 : x
  2. Step 2: Convert to fraction form
    719,254.20/1,078,760.33 = 263,751.24/x
  3. Step 3: Cross multiply
    719,254.20x = 1,078,760.33 × 263,751.24
  4. Step 4: Simplify right side
    719,254.20x = 284,524,373,381.55
  5. Step 5: Solve for x
    x = 284,524,373,381.55/719,254.20
  6. Step 6: Final answer
    x = 395,582.50

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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.