Home / 891,867.06-1,230,770.28-483,958.53

Finding the Fourth Proportional to 891,867.06, 1,230,770.28 and 483,958.53

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Solution

The fourth proportional to 891,867.06, 1,230,770.28 and 483,958.53 is: 667,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,867.06 : 1,230,770.28 = 483,958.53 : x
  2. Step 2: Convert to fraction form
    891,867.06/1,230,770.28 = 483,958.53/x
  3. Step 3: Cross multiply
    891,867.06x = 1,230,770.28 × 483,958.53
  4. Step 4: Simplify right side
    891,867.06x = 595,641,775,476.49
  5. Step 5: Solve for x
    x = 595,641,775,476.49/891,867.06
  6. Step 6: Final answer
    x = 667,859.37

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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.