Home / 947,605.50-1,421,654.49-282,757.50

Finding the Fourth Proportional to 947,605.50, 1,421,654.49 and 282,757.50

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Solution

The fourth proportional to 947,605.50, 1,421,654.49 and 282,757.50 is: 424,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,605.50 : 1,421,654.49 = 282,757.50 : x
  2. Step 2: Convert to fraction form
    947,605.50/1,421,654.49 = 282,757.50/x
  3. Step 3: Cross multiply
    947,605.50x = 1,421,654.49 × 282,757.50
  4. Step 4: Simplify right side
    947,605.50x = 401,983,469,456.18
  5. Step 5: Solve for x
    x = 401,983,469,456.18/947,605.50
  6. Step 6: Final answer
    x = 424,209.73

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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.