Home / 679,264.18-1,018,833.80-229,933.69

Finding the Fourth Proportional to 679,264.18, 1,018,833.80 and 229,933.69

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Solution

The fourth proportional to 679,264.18, 1,018,833.80 and 229,933.69 is: 344,879.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,264.18 : 1,018,833.80 = 229,933.69 : x
  2. Step 2: Convert to fraction form
    679,264.18/1,018,833.80 = 229,933.69/x
  3. Step 3: Cross multiply
    679,264.18x = 1,018,833.80 × 229,933.69
  4. Step 4: Simplify right side
    679,264.18x = 234,264,211,433.97
  5. Step 5: Solve for x
    x = 234,264,211,433.97/679,264.18
  6. Step 6: Final answer
    x = 344,879.38

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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.