Home / 446,643.58-669,821.39-147,052.82

Finding the Fourth Proportional to 446,643.58, 669,821.39 and 147,052.82

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Solution

The fourth proportional to 446,643.58, 669,821.39 and 147,052.82 is: 220,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,643.58 : 669,821.39 = 147,052.82 : x
  2. Step 2: Convert to fraction form
    446,643.58/669,821.39 = 147,052.82/x
  3. Step 3: Cross multiply
    446,643.58x = 669,821.39 × 147,052.82
  4. Step 4: Simplify right side
    446,643.58x = 98,499,126,072.39
  5. Step 5: Solve for x
    x = 98,499,126,072.39/446,643.58
  6. Step 6: Final answer
    x = 220,531.83

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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.