Home / 814,129.26-1,220,945.13-563,023.50

Finding the Fourth Proportional to 814,129.26, 1,220,945.13 and 563,023.50

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Solution

The fourth proportional to 814,129.26, 1,220,945.13 and 563,023.50 is: 844,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,129.26 : 1,220,945.13 = 563,023.50 : x
  2. Step 2: Convert to fraction form
    814,129.26/1,220,945.13 = 563,023.50/x
  3. Step 3: Cross multiply
    814,129.26x = 1,220,945.13 × 563,023.50
  4. Step 4: Simplify right side
    814,129.26x = 687,420,800,400.56
  5. Step 5: Solve for x
    x = 687,420,800,400.56/814,129.26
  6. Step 6: Final answer
    x = 844,363.22

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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.