Home / 779,958.96-1,169,705.97-330,672.62

Finding the Fourth Proportional to 779,958.96, 1,169,705.97 and 330,672.62

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Solution

The fourth proportional to 779,958.96, 1,169,705.97 and 330,672.62 is: 495,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,958.96 : 1,169,705.97 = 330,672.62 : x
  2. Step 2: Convert to fraction form
    779,958.96/1,169,705.97 = 330,672.62/x
  3. Step 3: Cross multiply
    779,958.96x = 1,169,705.97 × 330,672.62
  4. Step 4: Simplify right side
    779,958.96x = 386,789,731,881.01
  5. Step 5: Solve for x
    x = 386,789,731,881.01/779,958.96
  6. Step 6: Final answer
    x = 495,910.36

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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.