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Finding the Fourth Proportional to 341,967.63, 471,900.64 and 188,997.92

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Solution

The fourth proportional to 341,967.63, 471,900.64 and 188,997.92 is: 260,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,967.63 : 471,900.64 = 188,997.92 : x
  2. Step 2: Convert to fraction form
    341,967.63/471,900.64 = 188,997.92/x
  3. Step 3: Cross multiply
    341,967.63x = 471,900.64 × 188,997.92
  4. Step 4: Simplify right side
    341,967.63x = 89,188,239,406.67
  5. Step 5: Solve for x
    x = 89,188,239,406.67/341,967.63
  6. Step 6: Final answer
    x = 260,809.01

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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.