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Finding the Fourth Proportional to 242,491.52, 334,522.41 and 188,406.41

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Solution

The fourth proportional to 242,491.52, 334,522.41 and 188,406.41 is: 259,910.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,491.52 : 334,522.41 = 188,406.41 : x
  2. Step 2: Convert to fraction form
    242,491.52/334,522.41 = 188,406.41/x
  3. Step 3: Cross multiply
    242,491.52x = 334,522.41 × 188,406.41
  4. Step 4: Simplify right side
    242,491.52x = 63,026,163,953.51
  5. Step 5: Solve for x
    x = 63,026,163,953.51/242,491.52
  6. Step 6: Final answer
    x = 259,910.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.