Home / 551,493.32-760,942.73-321,946.43

Finding the Fourth Proportional to 551,493.32, 760,942.73 and 321,946.43

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Solution

The fourth proportional to 551,493.32, 760,942.73 and 321,946.43 is: 444,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,493.32 : 760,942.73 = 321,946.43 : x
  2. Step 2: Convert to fraction form
    551,493.32/760,942.73 = 321,946.43/x
  3. Step 3: Cross multiply
    551,493.32x = 760,942.73 × 321,946.43
  4. Step 4: Simplify right side
    551,493.32x = 244,982,795,357.95
  5. Step 5: Solve for x
    x = 244,982,795,357.95/551,493.32
  6. Step 6: Final answer
    x = 444,217.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.