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Finding the Fourth Proportional to 436,957.29, 655,277.31 and 152,568

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Solution

The fourth proportional to 436,957.29, 655,277.31 and 152,568 is: 228,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,957.29 : 655,277.31 = 152,568 : x
  2. Step 2: Convert to fraction form
    436,957.29/655,277.31 = 152,568/x
  3. Step 3: Cross multiply
    436,957.29x = 655,277.31 × 152,568
  4. Step 4: Simplify right side
    436,957.29x = 99,974,348,632.08
  5. Step 5: Solve for x
    x = 99,974,348,632.08/436,957.29
  6. Step 6: Final answer
    x = 228,796.61

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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.