Home / 832,207.31-1,148,498.33-487,917.82

Finding the Fourth Proportional to 832,207.31, 1,148,498.33 and 487,917.82

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Solution

The fourth proportional to 832,207.31, 1,148,498.33 and 487,917.82 is: 673,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,207.31 : 1,148,498.33 = 487,917.82 : x
  2. Step 2: Convert to fraction form
    832,207.31/1,148,498.33 = 487,917.82/x
  3. Step 3: Cross multiply
    832,207.31x = 1,148,498.33 × 487,917.82
  4. Step 4: Simplify right side
    832,207.31x = 560,372,800,443.27
  5. Step 5: Solve for x
    x = 560,372,800,443.27/832,207.31
  6. Step 6: Final answer
    x = 673,357.22

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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.