Home / 981,262.97-1,353,944.43-573,286.02

Finding the Fourth Proportional to 981,262.97, 1,353,944.43 and 573,286.02

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Solution

The fourth proportional to 981,262.97, 1,353,944.43 and 573,286.02 is: 791,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,262.97 : 1,353,944.43 = 573,286.02 : x
  2. Step 2: Convert to fraction form
    981,262.97/1,353,944.43 = 573,286.02/x
  3. Step 3: Cross multiply
    981,262.97x = 1,353,944.43 × 573,286.02
  4. Step 4: Simplify right side
    981,262.97x = 776,197,411,650.50
  5. Step 5: Solve for x
    x = 776,197,411,650.50/981,262.97
  6. Step 6: Final answer
    x = 791,018.76

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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.