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Finding the Fourth Proportional to 248,510.88, 372,876.06 and 192,834.72

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Solution

The fourth proportional to 248,510.88, 372,876.06 and 192,834.72 is: 289,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,510.88 : 372,876.06 = 192,834.72 : x
  2. Step 2: Convert to fraction form
    248,510.88/372,876.06 = 192,834.72/x
  3. Step 3: Cross multiply
    248,510.88x = 372,876.06 × 192,834.72
  4. Step 4: Simplify right side
    248,510.88x = 71,903,450,624.80
  5. Step 5: Solve for x
    x = 71,903,450,624.80/248,510.88
  6. Step 6: Final answer
    x = 289,337.23

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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.