Home / 743,693.79-1,026,297.09-404,162.04

Finding the Fourth Proportional to 743,693.79, 1,026,297.09 and 404,162.04

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Solution

The fourth proportional to 743,693.79, 1,026,297.09 and 404,162.04 is: 557,743.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,693.79 : 1,026,297.09 = 404,162.04 : x
  2. Step 2: Convert to fraction form
    743,693.79/1,026,297.09 = 404,162.04/x
  3. Step 3: Cross multiply
    743,693.79x = 1,026,297.09 × 404,162.04
  4. Step 4: Simplify right side
    743,693.79x = 414,790,325,540.46
  5. Step 5: Solve for x
    x = 414,790,325,540.46/743,693.79
  6. Step 6: Final answer
    x = 557,743.43

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1.5x scale

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.