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Finding the Fourth Proportional to 590,515.11, 884,440.94 and 274,306.59

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Solution

The fourth proportional to 590,515.11, 884,440.94 and 274,306.59 is: 410,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,515.11 : 884,440.94 = 274,306.59 : x
  2. Step 2: Convert to fraction form
    590,515.11/884,440.94 = 274,306.59/x
  3. Step 3: Cross multiply
    590,515.11x = 884,440.94 × 274,306.59
  4. Step 4: Simplify right side
    590,515.11x = 242,607,976,936.26
  5. Step 5: Solve for x
    x = 242,607,976,936.26/590,515.11
  6. Step 6: Final answer
    x = 410,841.27

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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.