Home / 775,318.89-1,069,783.25-452,966.73

Finding the Fourth Proportional to 775,318.89, 1,069,783.25 and 452,966.73

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Solution

The fourth proportional to 775,318.89, 1,069,783.25 and 452,966.73 is: 625,002.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,318.89 : 1,069,783.25 = 452,966.73 : x
  2. Step 2: Convert to fraction form
    775,318.89/1,069,783.25 = 452,966.73/x
  3. Step 3: Cross multiply
    775,318.89x = 1,069,783.25 × 452,966.73
  4. Step 4: Simplify right side
    775,318.89x = 484,576,222,850.22
  5. Step 5: Solve for x
    x = 484,576,222,850.22/775,318.89
  6. Step 6: Final answer
    x = 625,002.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.