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Finding the Fourth Proportional to 341,969.95, 512,965.34 and 117,327.24

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Solution

The fourth proportional to 341,969.95, 512,965.34 and 117,327.24 is: 175,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,969.95 : 512,965.34 = 117,327.24 : x
  2. Step 2: Convert to fraction form
    341,969.95/512,965.34 = 117,327.24/x
  3. Step 3: Cross multiply
    341,969.95x = 512,965.34 × 117,327.24
  4. Step 4: Simplify right side
    341,969.95x = 60,184,807,557.86
  5. Step 5: Solve for x
    x = 60,184,807,557.86/341,969.95
  6. Step 6: Final answer
    x = 175,994.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.