Home / 929,011.12-1,393,182.52-321,634.52

Finding the Fourth Proportional to 929,011.12, 1,393,182.52 and 321,634.52

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Solution

The fourth proportional to 929,011.12, 1,393,182.52 and 321,634.52 is: 482,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,011.12 : 1,393,182.52 = 321,634.52 : x
  2. Step 2: Convert to fraction form
    929,011.12/1,393,182.52 = 321,634.52/x
  3. Step 3: Cross multiply
    929,011.12x = 1,393,182.52 × 321,634.52
  4. Step 4: Simplify right side
    929,011.12x = 448,095,591,092.59
  5. Step 5: Solve for x
    x = 448,095,591,092.59/929,011.12
  6. Step 6: Final answer
    x = 482,336.09

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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.