Home / 558,615.73-836,866.39-330,227.58

Finding the Fourth Proportional to 558,615.73, 836,866.39 and 330,227.58

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Solution

The fourth proportional to 558,615.73, 836,866.39 and 330,227.58 is: 494,716.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,615.73 : 836,866.39 = 330,227.58 : x
  2. Step 2: Convert to fraction form
    558,615.73/836,866.39 = 330,227.58/x
  3. Step 3: Cross multiply
    558,615.73x = 836,866.39 × 330,227.58
  4. Step 4: Simplify right side
    558,615.73x = 276,356,358,568.70
  5. Step 5: Solve for x
    x = 276,356,358,568.70/558,615.73
  6. Step 6: Final answer
    x = 494,716.39

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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.