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Finding the Fourth Proportional to 272,394.36, 375,594.30 and 191,796.12

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Solution

The fourth proportional to 272,394.36, 375,594.30 and 191,796.12 is: 264,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,394.36 : 375,594.30 = 191,796.12 : x
  2. Step 2: Convert to fraction form
    272,394.36/375,594.30 = 191,796.12/x
  3. Step 3: Cross multiply
    272,394.36x = 375,594.30 × 191,796.12
  4. Step 4: Simplify right side
    272,394.36x = 72,037,529,434.12
  5. Step 5: Solve for x
    x = 72,037,529,434.12/272,394.36
  6. Step 6: Final answer
    x = 264,460.43

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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.