Home / 981,273.17-1,353,958.47-573,296.20

Finding the Fourth Proportional to 981,273.17, 1,353,958.47 and 573,296.20

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Solution

The fourth proportional to 981,273.17, 1,353,958.47 and 573,296.20 is: 791,032.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,273.17 : 1,353,958.47 = 573,296.20 : x
  2. Step 2: Convert to fraction form
    981,273.17/1,353,958.47 = 573,296.20/x
  3. Step 3: Cross multiply
    981,273.17x = 1,353,958.47 × 573,296.20
  4. Step 4: Simplify right side
    981,273.17x = 776,219,242,423.92
  5. Step 5: Solve for x
    x = 776,219,242,423.92/981,273.17
  6. Step 6: Final answer
    x = 791,032.78

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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.