Home / 872,832.31-1,204,489.68-505,324.93

Finding the Fourth Proportional to 872,832.31, 1,204,489.68 and 505,324.93

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Solution

The fourth proportional to 872,832.31, 1,204,489.68 and 505,324.93 is: 697,337.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,832.31 : 1,204,489.68 = 505,324.93 : x
  2. Step 2: Convert to fraction form
    872,832.31/1,204,489.68 = 505,324.93/x
  3. Step 3: Cross multiply
    872,832.31x = 1,204,489.68 × 505,324.93
  4. Step 4: Simplify right side
    872,832.31x = 608,658,663,231.72
  5. Step 5: Solve for x
    x = 608,658,663,231.72/872,832.31
  6. Step 6: Final answer
    x = 697,337.46

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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.