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Finding the Fourth Proportional to 544,173.42, 813,872.61 and 484,621.86

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Solution

The fourth proportional to 544,173.42, 813,872.61 and 484,621.86 is: 724,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,173.42 : 813,872.61 = 484,621.86 : x
  2. Step 2: Convert to fraction form
    544,173.42/813,872.61 = 484,621.86/x
  3. Step 3: Cross multiply
    544,173.42x = 813,872.61 × 484,621.86
  4. Step 4: Simplify right side
    544,173.42x = 394,420,458,061.26
  5. Step 5: Solve for x
    x = 394,420,458,061.26/544,173.42
  6. Step 6: Final answer
    x = 724,806.55

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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.