Home / 875,635.20-1,313,452.80-501,350.40

Finding the Fourth Proportional to 875,635.20, 1,313,452.80 and 501,350.40

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Solution

The fourth proportional to 875,635.20, 1,313,452.80 and 501,350.40 is: 752,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,635.20 : 1,313,452.80 = 501,350.40 : x
  2. Step 2: Convert to fraction form
    875,635.20/1,313,452.80 = 501,350.40/x
  3. Step 3: Cross multiply
    875,635.20x = 1,313,452.80 × 501,350.40
  4. Step 4: Simplify right side
    875,635.20x = 658,500,086,661.12
  5. Step 5: Solve for x
    x = 658,500,086,661.12/875,635.20
  6. Step 6: Final answer
    x = 752,025.60

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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.