Home / 826,021.31-1,239,032.03-293,563.35

Finding the Fourth Proportional to 826,021.31, 1,239,032.03 and 293,563.35

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Solution

The fourth proportional to 826,021.31, 1,239,032.03 and 293,563.35 is: 440,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,021.31 : 1,239,032.03 = 293,563.35 : x
  2. Step 2: Convert to fraction form
    826,021.31/1,239,032.03 = 293,563.35/x
  3. Step 3: Cross multiply
    826,021.31x = 1,239,032.03 × 293,563.35
  4. Step 4: Simplify right side
    826,021.31x = 363,734,392,016.28
  5. Step 5: Solve for x
    x = 363,734,392,016.28/826,021.31
  6. Step 6: Final answer
    x = 440,345.05

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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.