Home / 945,823.04-1,418,419.92-305,974.88

Finding the Fourth Proportional to 945,823.04, 1,418,419.92 and 305,974.88

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Solution

The fourth proportional to 945,823.04, 1,418,419.92 and 305,974.88 is: 458,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,823.04 : 1,418,419.92 = 305,974.88 : x
  2. Step 2: Convert to fraction form
    945,823.04/1,418,419.92 = 305,974.88/x
  3. Step 3: Cross multiply
    945,823.04x = 1,418,419.92 × 305,974.88
  4. Step 4: Simplify right side
    945,823.04x = 434,000,864,811.61
  5. Step 5: Solve for x
    x = 434,000,864,811.61/945,823.04
  6. Step 6: Final answer
    x = 458,860.53

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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.