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Finding the Fourth Proportional to 518,362.19, 777,542.60 and 241,048.71

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Solution

The fourth proportional to 518,362.19, 777,542.60 and 241,048.71 is: 361,572.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,362.19 : 777,542.60 = 241,048.71 : x
  2. Step 2: Convert to fraction form
    518,362.19/777,542.60 = 241,048.71/x
  3. Step 3: Cross multiply
    518,362.19x = 777,542.60 × 241,048.71
  4. Step 4: Simplify right side
    518,362.19x = 187,425,635,607.09
  5. Step 5: Solve for x
    x = 187,425,635,607.09/518,362.19
  6. Step 6: Final answer
    x = 361,572.74

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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.