Home / 269,246.18-403,864.71-79,705.73

Finding the Fourth Proportional to 269,246.18, 403,864.71 and 79,705.73

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Solution

The fourth proportional to 269,246.18, 403,864.71 and 79,705.73 is: 119,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,246.18 : 403,864.71 = 79,705.73 : x
  2. Step 2: Convert to fraction form
    269,246.18/403,864.71 = 79,705.73/x
  3. Step 3: Cross multiply
    269,246.18x = 403,864.71 × 79,705.73
  4. Step 4: Simplify right side
    269,246.18x = 32,190,331,531.79
  5. Step 5: Solve for x
    x = 32,190,331,531.79/269,246.18
  6. Step 6: Final answer
    x = 119,557.25

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1.5x scale

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.