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Finding the Fourth Proportional to 341,340.49, 511,991.56 and 104,682.52

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Solution

The fourth proportional to 341,340.49, 511,991.56 and 104,682.52 is: 157,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,340.49 : 511,991.56 = 104,682.52 : x
  2. Step 2: Convert to fraction form
    341,340.49/511,991.56 = 104,682.52/x
  3. Step 3: Cross multiply
    341,340.49x = 511,991.56 × 104,682.52
  4. Step 4: Simplify right side
    341,340.49x = 53,596,566,719.53
  5. Step 5: Solve for x
    x = 53,596,566,719.53/341,340.49
  6. Step 6: Final answer
    x = 157,017.90

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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.