Home / 671,263.21-1,006,794.80-221,986.43

Finding the Fourth Proportional to 671,263.21, 1,006,794.80 and 221,986.43

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Solution

The fourth proportional to 671,263.21, 1,006,794.80 and 221,986.43 is: 332,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,263.21 : 1,006,794.80 = 221,986.43 : x
  2. Step 2: Convert to fraction form
    671,263.21/1,006,794.80 = 221,986.43/x
  3. Step 3: Cross multiply
    671,263.21x = 1,006,794.80 × 221,986.43
  4. Step 4: Simplify right side
    671,263.21x = 223,494,777,250.66
  5. Step 5: Solve for x
    x = 223,494,777,250.66/671,263.21
  6. Step 6: Final answer
    x = 332,946.56

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1.5x scale

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.