Home / 671,102.45-1,006,811.34-221,823.34

Finding the Fourth Proportional to 671,102.45, 1,006,811.34 and 221,823.34

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Solution

The fourth proportional to 671,102.45, 1,006,811.34 and 221,823.34 is: 332,787.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,102.45 : 1,006,811.34 = 221,823.34 : x
  2. Step 2: Convert to fraction form
    671,102.45/1,006,811.34 = 221,823.34/x
  3. Step 3: Cross multiply
    671,102.45x = 1,006,811.34 × 221,823.34
  4. Step 4: Simplify right side
    671,102.45x = 223,334,250,959.82
  5. Step 5: Solve for x
    x = 223,334,250,959.82/671,102.45
  6. Step 6: Final answer
    x = 332,787.12

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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.