Home / 843,767.58-1,265,451.92-310,999.26

Finding the Fourth Proportional to 843,767.58, 1,265,451.92 and 310,999.26

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Solution

The fourth proportional to 843,767.58, 1,265,451.92 and 310,999.26 is: 466,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,767.58 : 1,265,451.92 = 310,999.26 : x
  2. Step 2: Convert to fraction form
    843,767.58/1,265,451.92 = 310,999.26/x
  3. Step 3: Cross multiply
    843,767.58x = 1,265,451.92 × 310,999.26
  4. Step 4: Simplify right side
    843,767.58x = 393,554,610,685.58
  5. Step 5: Solve for x
    x = 393,554,610,685.58/843,767.58
  6. Step 6: Final answer
    x = 466,425.38

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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.