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Finding the Fourth Proportional to 325,625.33, 487,596.80 and 224,734.70

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Solution

The fourth proportional to 325,625.33, 487,596.80 and 224,734.70 is: 336,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,625.33 : 487,596.80 = 224,734.70 : x
  2. Step 2: Convert to fraction form
    325,625.33/487,596.80 = 224,734.70/x
  3. Step 3: Cross multiply
    325,625.33x = 487,596.80 × 224,734.70
  4. Step 4: Simplify right side
    325,625.33x = 109,579,922,349.79
  5. Step 5: Solve for x
    x = 109,579,922,349.79/325,625.33
  6. Step 6: Final answer
    x = 336,521.49

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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.