Home / 744,044.13-1,026,775.85-404,512.38

Finding the Fourth Proportional to 744,044.13, 1,026,775.85 and 404,512.38

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Solution

The fourth proportional to 744,044.13, 1,026,775.85 and 404,512.38 is: 558,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,044.13 : 1,026,775.85 = 404,512.38 : x
  2. Step 2: Convert to fraction form
    744,044.13/1,026,775.85 = 404,512.38/x
  3. Step 3: Cross multiply
    744,044.13x = 1,026,775.85 × 404,512.38
  4. Step 4: Simplify right side
    744,044.13x = 415,343,540,787.46
  5. Step 5: Solve for x
    x = 415,343,540,787.46/744,044.13
  6. Step 6: Final answer
    x = 558,224.34

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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.