Home / 743,693.42-1,026,304.89-404,161.70

Finding the Fourth Proportional to 743,693.42, 1,026,304.89 and 404,161.70

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Solution

The fourth proportional to 743,693.42, 1,026,304.89 and 404,161.70 is: 557,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,693.42 : 1,026,304.89 = 404,161.70 : x
  2. Step 2: Convert to fraction form
    743,693.42/1,026,304.89 = 404,161.70/x
  3. Step 3: Cross multiply
    743,693.42x = 1,026,304.89 × 404,161.70
  4. Step 4: Simplify right side
    743,693.42x = 414,793,129,060.71
  5. Step 5: Solve for x
    x = 414,793,129,060.71/743,693.42
  6. Step 6: Final answer
    x = 557,747.48

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Double scale
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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.