Home / 792,767.31-1,189,332.69-343,563.60

Finding the Fourth Proportional to 792,767.31, 1,189,332.69 and 343,563.60

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Solution

The fourth proportional to 792,767.31, 1,189,332.69 and 343,563.60 is: 515,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,767.31 : 1,189,332.69 = 343,563.60 : x
  2. Step 2: Convert to fraction form
    792,767.31/1,189,332.69 = 343,563.60/x
  3. Step 3: Cross multiply
    792,767.31x = 1,189,332.69 × 343,563.60
  4. Step 4: Simplify right side
    792,767.31x = 408,611,420,574.08
  5. Step 5: Solve for x
    x = 408,611,420,574.08/792,767.31
  6. Step 6: Final answer
    x = 515,424.15

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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.