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Finding the Fourth Proportional to 595,857.80, 894,132.30 and 221,918.60

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Solution

The fourth proportional to 595,857.80, 894,132.30 and 221,918.60 is: 333,006.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,857.80 : 894,132.30 = 221,918.60 : x
  2. Step 2: Convert to fraction form
    595,857.80/894,132.30 = 221,918.60/x
  3. Step 3: Cross multiply
    595,857.80x = 894,132.30 × 221,918.60
  4. Step 4: Simplify right side
    595,857.80x = 198,424,588,230.78
  5. Step 5: Solve for x
    x = 198,424,588,230.78/595,857.80
  6. Step 6: Final answer
    x = 333,006.61

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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.