Home / 875,908.80-1,313,863.20-501,969.60

Finding the Fourth Proportional to 875,908.80, 1,313,863.20 and 501,969.60

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Solution

The fourth proportional to 875,908.80, 1,313,863.20 and 501,969.60 is: 752,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,908.80 : 1,313,863.20 = 501,969.60 : x
  2. Step 2: Convert to fraction form
    875,908.80/1,313,863.20 = 501,969.60/x
  3. Step 3: Cross multiply
    875,908.80x = 1,313,863.20 × 501,969.60
  4. Step 4: Simplify right side
    875,908.80x = 659,519,384,958.72
  5. Step 5: Solve for x
    x = 659,519,384,958.72/875,908.80
  6. Step 6: Final answer
    x = 752,954.40

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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.