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Finding the Fourth Proportional to 600,976.50, 901,324.81 and 281,348.88

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Solution

The fourth proportional to 600,976.50, 901,324.81 and 281,348.88 is: 421,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,976.50 : 901,324.81 = 281,348.88 : x
  2. Step 2: Convert to fraction form
    600,976.50/901,324.81 = 281,348.88/x
  3. Step 3: Cross multiply
    600,976.50x = 901,324.81 × 281,348.88
  4. Step 4: Simplify right side
    600,976.50x = 253,586,725,809.71
  5. Step 5: Solve for x
    x = 253,586,725,809.71/600,976.50
  6. Step 6: Final answer
    x = 421,957.81

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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.