Home / 670,899.24-1,006,135.62-221,536.35

Finding the Fourth Proportional to 670,899.24, 1,006,135.62 and 221,536.35

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Solution

The fourth proportional to 670,899.24, 1,006,135.62 and 221,536.35 is: 332,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,899.24 : 1,006,135.62 = 221,536.35 : x
  2. Step 2: Convert to fraction form
    670,899.24/1,006,135.62 = 221,536.35/x
  3. Step 3: Cross multiply
    670,899.24x = 1,006,135.62 × 221,536.35
  4. Step 4: Simplify right side
    670,899.24x = 222,895,612,859.79
  5. Step 5: Solve for x
    x = 222,895,612,859.79/670,899.24
  6. Step 6: Final answer
    x = 332,234.11

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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.