Home / 519,764.30-779,712.05-182,725.73

Finding the Fourth Proportional to 519,764.30, 779,712.05 and 182,725.73

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Solution

The fourth proportional to 519,764.30, 779,712.05 and 182,725.73 is: 274,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,764.30 : 779,712.05 = 182,725.73 : x
  2. Step 2: Convert to fraction form
    519,764.30/779,712.05 = 182,725.73/x
  3. Step 3: Cross multiply
    519,764.30x = 779,712.05 × 182,725.73
  4. Step 4: Simplify right side
    519,764.30x = 142,473,450,084.30
  5. Step 5: Solve for x
    x = 142,473,450,084.30/519,764.30
  6. Step 6: Final answer
    x = 274,111.65

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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.