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Finding the Fourth Proportional to 533,490.66, 800,126.62 and 233,806.04

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Solution

The fourth proportional to 533,490.66, 800,126.62 and 233,806.04 is: 350,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,490.66 : 800,126.62 = 233,806.04 : x
  2. Step 2: Convert to fraction form
    533,490.66/800,126.62 = 233,806.04/x
  3. Step 3: Cross multiply
    533,490.66x = 800,126.62 × 233,806.04
  4. Step 4: Simplify right side
    533,490.66x = 187,074,436,520.79
  5. Step 5: Solve for x
    x = 187,074,436,520.79/533,490.66
  6. Step 6: Final answer
    x = 350,661.13

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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.