Home / 918,177.89-1,267,055.15-504,716.04

Finding the Fourth Proportional to 918,177.89, 1,267,055.15 and 504,716.04

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Solution

The fourth proportional to 918,177.89, 1,267,055.15 and 504,716.04 is: 696,491.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,177.89 : 1,267,055.15 = 504,716.04 : x
  2. Step 2: Convert to fraction form
    918,177.89/1,267,055.15 = 504,716.04/x
  3. Step 3: Cross multiply
    918,177.89x = 1,267,055.15 × 504,716.04
  4. Step 4: Simplify right side
    918,177.89x = 639,503,055,246.03
  5. Step 5: Solve for x
    x = 639,503,055,246.03/918,177.89
  6. Step 6: Final answer
    x = 696,491.46

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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.