Home / 326,349.28-489,670.82-176,414.04

Finding the Fourth Proportional to 326,349.28, 489,670.82 and 176,414.04

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Solution

The fourth proportional to 326,349.28, 489,670.82 and 176,414.04 is: 264,700.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,349.28 : 489,670.82 = 176,414.04 : x
  2. Step 2: Convert to fraction form
    326,349.28/489,670.82 = 176,414.04/x
  3. Step 3: Cross multiply
    326,349.28x = 489,670.82 × 176,414.04
  4. Step 4: Simplify right side
    326,349.28x = 86,384,807,626.31
  5. Step 5: Solve for x
    x = 86,384,807,626.31/326,349.28
  6. Step 6: Final answer
    x = 264,700.47

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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.