Home / 445,996.64-669,017.04-179,721.52

Finding the Fourth Proportional to 445,996.64, 669,017.04 and 179,721.52

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Solution

The fourth proportional to 445,996.64, 669,017.04 and 179,721.52 is: 269,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,996.64 : 669,017.04 = 179,721.52 : x
  2. Step 2: Convert to fraction form
    445,996.64/669,017.04 = 179,721.52/x
  3. Step 3: Cross multiply
    445,996.64x = 669,017.04 × 179,721.52
  4. Step 4: Simplify right side
    445,996.64x = 120,236,759,334.70
  5. Step 5: Solve for x
    x = 120,236,759,334.70/445,996.64
  6. Step 6: Final answer
    x = 269,591.18

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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.