Home / 882,830.80-1,324,246.20-217,982.80

Finding the Fourth Proportional to 882,830.80, 1,324,246.20 and 217,982.80

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Solution

The fourth proportional to 882,830.80, 1,324,246.20 and 217,982.80 is: 326,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,830.80 : 1,324,246.20 = 217,982.80 : x
  2. Step 2: Convert to fraction form
    882,830.80/1,324,246.20 = 217,982.80/x
  3. Step 3: Cross multiply
    882,830.80x = 1,324,246.20 × 217,982.80
  4. Step 4: Simplify right side
    882,830.80x = 288,662,894,565.36
  5. Step 5: Solve for x
    x = 288,662,894,565.36/882,830.80
  6. Step 6: Final answer
    x = 326,974.20

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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.