Home / 743,776.14-1,026,407.46-404,244.42

Finding the Fourth Proportional to 743,776.14, 1,026,407.46 and 404,244.42

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Solution

The fourth proportional to 743,776.14, 1,026,407.46 and 404,244.42 is: 557,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,776.14 : 1,026,407.46 = 404,244.42 : x
  2. Step 2: Convert to fraction form
    743,776.14/1,026,407.46 = 404,244.42/x
  3. Step 3: Cross multiply
    743,776.14x = 1,026,407.46 × 404,244.42
  4. Step 4: Simplify right side
    743,776.14x = 414,919,488,351.37
  5. Step 5: Solve for x
    x = 414,919,488,351.37/743,776.14
  6. Step 6: Final answer
    x = 557,855.34

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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.