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Finding the Fourth Proportional to 341,487.86, 471,314.93 and 203,675.63

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Solution

The fourth proportional to 341,487.86, 471,314.93 and 203,675.63 is: 281,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,487.86 : 471,314.93 = 203,675.63 : x
  2. Step 2: Convert to fraction form
    341,487.86/471,314.93 = 203,675.63/x
  3. Step 3: Cross multiply
    341,487.86x = 471,314.93 × 203,675.63
  4. Step 4: Simplify right side
    341,487.86x = 95,995,363,448.77
  5. Step 5: Solve for x
    x = 95,995,363,448.77/341,487.86
  6. Step 6: Final answer
    x = 281,109.15

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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.