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Finding the Fourth Proportional to 581,465.54, 872,536.71 and 244,481.78

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Solution

The fourth proportional to 581,465.54, 872,536.71 and 244,481.78 is: 366,864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,465.54 : 872,536.71 = 244,481.78 : x
  2. Step 2: Convert to fraction form
    581,465.54/872,536.71 = 244,481.78/x
  3. Step 3: Cross multiply
    581,465.54x = 872,536.71 × 244,481.78
  4. Step 4: Simplify right side
    581,465.54x = 213,319,327,976.14
  5. Step 5: Solve for x
    x = 213,319,327,976.14/581,465.54
  6. Step 6: Final answer
    x = 366,864.95

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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.