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Finding the Fourth Proportional to 341,040.66, 511,600.55 and 113,356.68

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Solution

The fourth proportional to 341,040.66, 511,600.55 and 113,356.68 is: 170,048.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,040.66 : 511,600.55 = 113,356.68 : x
  2. Step 2: Convert to fraction form
    341,040.66/511,600.55 = 113,356.68/x
  3. Step 3: Cross multiply
    341,040.66x = 511,600.55 × 113,356.68
  4. Step 4: Simplify right side
    341,040.66x = 57,993,339,267.39
  5. Step 5: Solve for x
    x = 57,993,339,267.39/341,040.66
  6. Step 6: Final answer
    x = 170,048.17

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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.