Home / 670,119.58-1,004,963.25-220,733.61

Finding the Fourth Proportional to 670,119.58, 1,004,963.25 and 220,733.61

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Solution

The fourth proportional to 670,119.58, 1,004,963.25 and 220,733.61 is: 331,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,119.58 : 1,004,963.25 = 220,733.61 : x
  2. Step 2: Convert to fraction form
    670,119.58/1,004,963.25 = 220,733.61/x
  3. Step 3: Cross multiply
    670,119.58x = 1,004,963.25 × 220,733.61
  4. Step 4: Simplify right side
    670,119.58x = 221,829,163,148.97
  5. Step 5: Solve for x
    x = 221,829,163,148.97/670,119.58
  6. Step 6: Final answer
    x = 331,029.22

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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.