Home / 881,304.50-1,216,187.97-488,825.48

Finding the Fourth Proportional to 881,304.50, 1,216,187.97 and 488,825.48

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Solution

The fourth proportional to 881,304.50, 1,216,187.97 and 488,825.48 is: 674,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,304.50 : 1,216,187.97 = 488,825.48 : x
  2. Step 2: Convert to fraction form
    881,304.50/1,216,187.97 = 488,825.48/x
  3. Step 3: Cross multiply
    881,304.50x = 1,216,187.97 × 488,825.48
  4. Step 4: Simplify right side
    881,304.50x = 594,503,669,412.85
  5. Step 5: Solve for x
    x = 594,503,669,412.85/881,304.50
  6. Step 6: Final answer
    x = 674,572.37

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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.