Home / 682,564.52-1,023,049.51-513,541.76

Finding the Fourth Proportional to 682,564.52, 1,023,049.51 and 513,541.76

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Solution

The fourth proportional to 682,564.52, 1,023,049.51 and 513,541.76 is: 769,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,564.52 : 1,023,049.51 = 513,541.76 : x
  2. Step 2: Convert to fraction form
    682,564.52/1,023,049.51 = 513,541.76/x
  3. Step 3: Cross multiply
    682,564.52x = 1,023,049.51 × 513,541.76
  4. Step 4: Simplify right side
    682,564.52x = 525,378,639,533.44
  5. Step 5: Solve for x
    x = 525,378,639,533.44/682,564.52
  6. Step 6: Final answer
    x = 769,712.78

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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.