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Finding the Fourth Proportional to 344,808.55, 475,826.70 and 191,838.97

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Solution

The fourth proportional to 344,808.55, 475,826.70 and 191,838.97 is: 264,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,808.55 : 475,826.70 = 191,838.97 : x
  2. Step 2: Convert to fraction form
    344,808.55/475,826.70 = 191,838.97/x
  3. Step 3: Cross multiply
    344,808.55x = 475,826.70 × 191,838.97
  4. Step 4: Simplify right side
    344,808.55x = 91,282,104,026.50
  5. Step 5: Solve for x
    x = 91,282,104,026.50/344,808.55
  6. Step 6: Final answer
    x = 264,732.72

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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.