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Finding the Fourth Proportional to 334,798.20, 462,101.22 and 191,640.96

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Solution

The fourth proportional to 334,798.20, 462,101.22 and 191,640.96 is: 264,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,798.20 : 462,101.22 = 191,640.96 : x
  2. Step 2: Convert to fraction form
    334,798.20/462,101.22 = 191,640.96/x
  3. Step 3: Cross multiply
    334,798.20x = 462,101.22 × 191,640.96
  4. Step 4: Simplify right side
    334,798.20x = 88,557,521,417.97
  5. Step 5: Solve for x
    x = 88,557,521,417.97/334,798.20
  6. Step 6: Final answer
    x = 264,510.15

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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.