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Finding the Fourth Proportional to 375,722.42, 562,253.22 and 233,634.60

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Solution

The fourth proportional to 375,722.42, 562,253.22 and 233,634.60 is: 349,624.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,722.42 : 562,253.22 = 233,634.60 : x
  2. Step 2: Convert to fraction form
    375,722.42/562,253.22 = 233,634.60/x
  3. Step 3: Cross multiply
    375,722.42x = 562,253.22 × 233,634.60
  4. Step 4: Simplify right side
    375,722.42x = 131,361,806,153.41
  5. Step 5: Solve for x
    x = 131,361,806,153.41/375,722.42
  6. Step 6: Final answer
    x = 349,624.62

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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.