Home / 252,828.20-379,679.70-164,473.40

Finding the Fourth Proportional to 252,828.20, 379,679.70 and 164,473.40

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Solution

The fourth proportional to 252,828.20, 379,679.70 and 164,473.40 is: 246,994.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,828.20 : 379,679.70 = 164,473.40 : x
  2. Step 2: Convert to fraction form
    252,828.20/379,679.70 = 164,473.40/x
  3. Step 3: Cross multiply
    252,828.20x = 379,679.70 × 164,473.40
  4. Step 4: Simplify right side
    252,828.20x = 62,447,211,169.98
  5. Step 5: Solve for x
    x = 62,447,211,169.98/252,828.20
  6. Step 6: Final answer
    x = 246,994.64

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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.