Home / 679,260.60-1,018,828.43-229,930.11

Finding the Fourth Proportional to 679,260.60, 1,018,828.43 and 229,930.11

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Solution

The fourth proportional to 679,260.60, 1,018,828.43 and 229,930.11 is: 344,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,260.60 : 1,018,828.43 = 229,930.11 : x
  2. Step 2: Convert to fraction form
    679,260.60/1,018,828.43 = 229,930.11/x
  3. Step 3: Cross multiply
    679,260.60x = 1,018,828.43 × 229,930.11
  4. Step 4: Simplify right side
    679,260.60x = 234,259,332,981.03
  5. Step 5: Solve for x
    x = 234,259,332,981.03/679,260.60
  6. Step 6: Final answer
    x = 344,874.02

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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.