Home / 269,943.84-372,956.40-230,078.88

Finding the Fourth Proportional to 269,943.84, 372,956.40 and 230,078.88

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Solution

The fourth proportional to 269,943.84, 372,956.40 and 230,078.88 is: 317,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,943.84 : 372,956.40 = 230,078.88 : x
  2. Step 2: Convert to fraction form
    269,943.84/372,956.40 = 230,078.88/x
  3. Step 3: Cross multiply
    269,943.84x = 372,956.40 × 230,078.88
  4. Step 4: Simplify right side
    269,943.84x = 85,809,390,800.83
  5. Step 5: Solve for x
    x = 85,809,390,800.83/269,943.84
  6. Step 6: Final answer
    x = 317,878.68

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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.