Home / 414,712.95-621,698.97-161,934.63

Finding the Fourth Proportional to 414,712.95, 621,698.97 and 161,934.63

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Solution

The fourth proportional to 414,712.95, 621,698.97 and 161,934.63 is: 242,757.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,712.95 : 621,698.97 = 161,934.63 : x
  2. Step 2: Convert to fraction form
    414,712.95/621,698.97 = 161,934.63/x
  3. Step 3: Cross multiply
    414,712.95x = 621,698.97 × 161,934.63
  4. Step 4: Simplify right side
    414,712.95x = 100,674,592,678.33
  5. Step 5: Solve for x
    x = 100,674,592,678.33/414,712.95
  6. Step 6: Final answer
    x = 242,757.29

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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.