Home / 743,735.52-1,026,349.38-404,206.20

Finding the Fourth Proportional to 743,735.52, 1,026,349.38 and 404,206.20

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Solution

The fourth proportional to 743,735.52, 1,026,349.38 and 404,206.20 is: 557,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,735.52 : 1,026,349.38 = 404,206.20 : x
  2. Step 2: Convert to fraction form
    743,735.52/1,026,349.38 = 404,206.20/x
  3. Step 3: Cross multiply
    743,735.52x = 1,026,349.38 × 404,206.20
  4. Step 4: Simplify right side
    743,735.52x = 414,856,782,762.16
  5. Step 5: Solve for x
    x = 414,856,782,762.16/743,735.52
  6. Step 6: Final answer
    x = 557,801.49

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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.