Home / 743,694.32-1,026,304.60-404,162.64

Finding the Fourth Proportional to 743,694.32, 1,026,304.60 and 404,162.64

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Solution

The fourth proportional to 743,694.32, 1,026,304.60 and 404,162.64 is: 557,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,694.32 : 1,026,304.60 = 404,162.64 : x
  2. Step 2: Convert to fraction form
    743,694.32/1,026,304.60 = 404,162.64/x
  3. Step 3: Cross multiply
    743,694.32x = 1,026,304.60 × 404,162.64
  4. Step 4: Simplify right side
    743,694.32x = 414,793,976,580.14
  5. Step 5: Solve for x
    x = 414,793,976,580.14/743,694.32
  6. Step 6: Final answer
    x = 557,747.94

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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.