Home / 891,087.88-1,336,765.26-322,602.04

Finding the Fourth Proportional to 891,087.88, 1,336,765.26 and 322,602.04

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Solution

The fourth proportional to 891,087.88, 1,336,765.26 and 322,602.04 is: 483,951.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,087.88 : 1,336,765.26 = 322,602.04 : x
  2. Step 2: Convert to fraction form
    891,087.88/1,336,765.26 = 322,602.04/x
  3. Step 3: Cross multiply
    891,087.88x = 1,336,765.26 × 322,602.04
  4. Step 4: Simplify right side
    891,087.88x = 431,243,199,877.13
  5. Step 5: Solve for x
    x = 431,243,199,877.13/891,087.88
  6. Step 6: Final answer
    x = 483,951.37

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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.