Home / 951,747-1,427,994.33-418,894.47

Finding the Fourth Proportional to 951,747, 1,427,994.33 and 418,894.47

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Solution

The fourth proportional to 951,747, 1,427,994.33 and 418,894.47 is: 628,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,747 : 1,427,994.33 = 418,894.47 : x
  2. Step 2: Convert to fraction form
    951,747/1,427,994.33 = 418,894.47/x
  3. Step 3: Cross multiply
    951,747x = 1,427,994.33 × 418,894.47
  4. Step 4: Simplify right side
    951,747x = 598,178,928,028.36
  5. Step 5: Solve for x
    x = 598,178,928,028.36/951,747
  6. Step 6: Final answer
    x = 628,506.24

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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.