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Finding the Fourth Proportional to 341,774.74, 471,646.89 and 188,822.79

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Solution

The fourth proportional to 341,774.74, 471,646.89 and 188,822.79 is: 260,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,774.74 : 471,646.89 = 188,822.79 : x
  2. Step 2: Convert to fraction form
    341,774.74/471,646.89 = 188,822.79/x
  3. Step 3: Cross multiply
    341,774.74x = 471,646.89 × 188,822.79
  4. Step 4: Simplify right side
    341,774.74x = 89,057,681,664.62
  5. Step 5: Solve for x
    x = 89,057,681,664.62/341,774.74
  6. Step 6: Final answer
    x = 260,574.21

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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.