Home / 679,101.94-1,018,019.79-229,508.44

Finding the Fourth Proportional to 679,101.94, 1,018,019.79 and 229,508.44

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Solution

The fourth proportional to 679,101.94, 1,018,019.79 and 229,508.44 is: 344,048.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,101.94 : 1,018,019.79 = 229,508.44 : x
  2. Step 2: Convert to fraction form
    679,101.94/1,018,019.79 = 229,508.44/x
  3. Step 3: Cross multiply
    679,101.94x = 1,018,019.79 × 229,508.44
  4. Step 4: Simplify right side
    679,101.94x = 233,644,133,892.03
  5. Step 5: Solve for x
    x = 233,644,133,892.03/679,101.94
  6. Step 6: Final answer
    x = 344,048.69

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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.