Home / 864,278.73-1,192,562.01-482,304.60

Finding the Fourth Proportional to 864,278.73, 1,192,562.01 and 482,304.60

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Solution

The fourth proportional to 864,278.73, 1,192,562.01 and 482,304.60 is: 665,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,278.73 : 1,192,562.01 = 482,304.60 : x
  2. Step 2: Convert to fraction form
    864,278.73/1,192,562.01 = 482,304.60/x
  3. Step 3: Cross multiply
    864,278.73x = 1,192,562.01 × 482,304.60
  4. Step 4: Simplify right side
    864,278.73x = 575,178,143,208.25
  5. Step 5: Solve for x
    x = 575,178,143,208.25/864,278.73
  6. Step 6: Final answer
    x = 665,500.75

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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.