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Finding the Fourth Proportional to 571,495.99, 857,279.62 and 150,772.27

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Solution

The fourth proportional to 571,495.99, 857,279.62 and 150,772.27 is: 226,167.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,495.99 : 857,279.62 = 150,772.27 : x
  2. Step 2: Convert to fraction form
    571,495.99/857,279.62 = 150,772.27/x
  3. Step 3: Cross multiply
    571,495.99x = 857,279.62 × 150,772.27
  4. Step 4: Simplify right side
    571,495.99x = 129,253,994,332.14
  5. Step 5: Solve for x
    x = 129,253,994,332.14/571,495.99
  6. Step 6: Final answer
    x = 226,167.81

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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.