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Finding the Fourth Proportional to 533,376.90, 798,121.35 and 333,792.90

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Solution

The fourth proportional to 533,376.90, 798,121.35 and 333,792.90 is: 499,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,376.90 : 798,121.35 = 333,792.90 : x
  2. Step 2: Convert to fraction form
    533,376.90/798,121.35 = 333,792.90/x
  3. Step 3: Cross multiply
    533,376.90x = 798,121.35 × 333,792.90
  4. Step 4: Simplify right side
    533,376.90x = 266,407,239,968.42
  5. Step 5: Solve for x
    x = 266,407,239,968.42/533,376.90
  6. Step 6: Final answer
    x = 499,472.77

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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.