Home / 835,723.80-1,253,115-266,971.32

Finding the Fourth Proportional to 835,723.80, 1,253,115 and 266,971.32

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Solution

The fourth proportional to 835,723.80, 1,253,115 and 266,971.32 is: 400,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,723.80 : 1,253,115 = 266,971.32 : x
  2. Step 2: Convert to fraction form
    835,723.80/1,253,115 = 266,971.32/x
  3. Step 3: Cross multiply
    835,723.80x = 1,253,115 × 266,971.32
  4. Step 4: Simplify right side
    835,723.80x = 334,545,765,661.80
  5. Step 5: Solve for x
    x = 334,545,765,661.80/835,723.80
  6. Step 6: Final answer
    x = 400,306.62

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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.