Home / 960,712.54-1,441,143.22-321,018.49

Finding the Fourth Proportional to 960,712.54, 1,441,143.22 and 321,018.49

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Solution

The fourth proportional to 960,712.54, 1,441,143.22 and 321,018.49 is: 481,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,712.54 : 1,441,143.22 = 321,018.49 : x
  2. Step 2: Convert to fraction form
    960,712.54/1,441,143.22 = 321,018.49/x
  3. Step 3: Cross multiply
    960,712.54x = 1,441,143.22 × 321,018.49
  4. Step 4: Simplify right side
    960,712.54x = 462,633,613,152.42
  5. Step 5: Solve for x
    x = 462,633,613,152.42/960,712.54
  6. Step 6: Final answer
    x = 481,552.59

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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.