Home / 679,099.82-1,018,016.60-229,506.32

Finding the Fourth Proportional to 679,099.82, 1,018,016.60 and 229,506.32

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Solution

The fourth proportional to 679,099.82, 1,018,016.60 and 229,506.32 is: 344,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,099.82 : 1,018,016.60 = 229,506.32 : x
  2. Step 2: Convert to fraction form
    679,099.82/1,018,016.60 = 229,506.32/x
  3. Step 3: Cross multiply
    679,099.82x = 1,018,016.60 × 229,506.32
  4. Step 4: Simplify right side
    679,099.82x = 233,641,239,048.60
  5. Step 5: Solve for x
    x = 233,641,239,048.60/679,099.82
  6. Step 6: Final answer
    x = 344,045.51

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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.