Home / 925,852.97-1,388,491.18-326,673.75

Finding the Fourth Proportional to 925,852.97, 1,388,491.18 and 326,673.75

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Solution

The fourth proportional to 925,852.97, 1,388,491.18 and 326,673.75 is: 489,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,852.97 : 1,388,491.18 = 326,673.75 : x
  2. Step 2: Convert to fraction form
    925,852.97/1,388,491.18 = 326,673.75/x
  3. Step 3: Cross multiply
    925,852.97x = 1,388,491.18 × 326,673.75
  4. Step 4: Simplify right side
    925,852.97x = 453,583,620,612.53
  5. Step 5: Solve for x
    x = 453,583,620,612.53/925,852.97
  6. Step 6: Final answer
    x = 489,908.91

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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.