Home / 719,794.28-1,080,355.72-365,057.48

Finding the Fourth Proportional to 719,794.28, 1,080,355.72 and 365,057.48

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Solution

The fourth proportional to 719,794.28, 1,080,355.72 and 365,057.48 is: 547,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,794.28 : 1,080,355.72 = 365,057.48 : x
  2. Step 2: Convert to fraction form
    719,794.28/1,080,355.72 = 365,057.48/x
  3. Step 3: Cross multiply
    719,794.28x = 1,080,355.72 × 365,057.48
  4. Step 4: Simplify right side
    719,794.28x = 394,391,936,646.79
  5. Step 5: Solve for x
    x = 394,391,936,646.79/719,794.28
  6. Step 6: Final answer
    x = 547,923.13

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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.