Home / 938,180.34-1,294,654.08-508,451.26

Finding the Fourth Proportional to 938,180.34, 1,294,654.08 and 508,451.26

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Solution

The fourth proportional to 938,180.34, 1,294,654.08 and 508,451.26 is: 701,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,180.34 : 1,294,654.08 = 508,451.26 : x
  2. Step 2: Convert to fraction form
    938,180.34/1,294,654.08 = 508,451.26/x
  3. Step 3: Cross multiply
    938,180.34x = 1,294,654.08 × 508,451.26
  4. Step 4: Simplify right side
    938,180.34x = 658,268,498,240.14
  5. Step 5: Solve for x
    x = 658,268,498,240.14/938,180.34
  6. Step 6: Final answer
    x = 701,643.88

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Double scale
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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.