Home / 835,986.51-1,154,139.61-550,336.97

Finding the Fourth Proportional to 835,986.51, 1,154,139.61 and 550,336.97

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Solution

The fourth proportional to 835,986.51, 1,154,139.61 and 550,336.97 is: 759,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,986.51 : 1,154,139.61 = 550,336.97 : x
  2. Step 2: Convert to fraction form
    835,986.51/1,154,139.61 = 550,336.97/x
  3. Step 3: Cross multiply
    835,986.51x = 1,154,139.61 × 550,336.97
  4. Step 4: Simplify right side
    835,986.51x = 635,165,695,924.38
  5. Step 5: Solve for x
    x = 635,165,695,924.38/835,986.51
  6. Step 6: Final answer
    x = 759,779.84

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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.