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Finding the Fourth Proportional to 375,732.40, 562,268.22 and 233,644.60

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Solution

The fourth proportional to 375,732.40, 562,268.22 and 233,644.60 is: 349,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,732.40 : 562,268.22 = 233,644.60 : x
  2. Step 2: Convert to fraction form
    375,732.40/562,268.22 = 233,644.60/x
  3. Step 3: Cross multiply
    375,732.40x = 562,268.22 × 233,644.60
  4. Step 4: Simplify right side
    375,732.40x = 131,370,933,354.61
  5. Step 5: Solve for x
    x = 131,370,933,354.61/375,732.40
  6. Step 6: Final answer
    x = 349,639.62

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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.