Home / 832,454.34-1,148,789.97-450,481.02

Finding the Fourth Proportional to 832,454.34, 1,148,789.97 and 450,481.02

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Solution

The fourth proportional to 832,454.34, 1,148,789.97 and 450,481.02 is: 621,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,454.34 : 1,148,789.97 = 450,481.02 : x
  2. Step 2: Convert to fraction form
    832,454.34/1,148,789.97 = 450,481.02/x
  3. Step 3: Cross multiply
    832,454.34x = 1,148,789.97 × 450,481.02
  4. Step 4: Simplify right side
    832,454.34x = 517,508,077,451.37
  5. Step 5: Solve for x
    x = 517,508,077,451.37/832,454.34
  6. Step 6: Final answer
    x = 621,665.42

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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.