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Finding the Fourth Proportional to 571,996.82, 858,167.46 and 515,572.22

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Solution

The fourth proportional to 571,996.82, 858,167.46 and 515,572.22 is: 773,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,996.82 : 858,167.46 = 515,572.22 : x
  2. Step 2: Convert to fraction form
    571,996.82/858,167.46 = 515,572.22/x
  3. Step 3: Cross multiply
    571,996.82x = 858,167.46 × 515,572.22
  4. Step 4: Simplify right side
    571,996.82x = 442,447,302,483.96
  5. Step 5: Solve for x
    x = 442,447,302,483.96/571,996.82
  6. Step 6: Final answer
    x = 773,513.57

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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.