Home / 938,179.34-1,294,652.70-508,450.26

Finding the Fourth Proportional to 938,179.34, 1,294,652.70 and 508,450.26

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Solution

The fourth proportional to 938,179.34, 1,294,652.70 and 508,450.26 is: 701,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,179.34 : 1,294,652.70 = 508,450.26 : x
  2. Step 2: Convert to fraction form
    938,179.34/1,294,652.70 = 508,450.26/x
  3. Step 3: Cross multiply
    938,179.34x = 1,294,652.70 × 508,450.26
  4. Step 4: Simplify right side
    938,179.34x = 658,266,501,924.70
  5. Step 5: Solve for x
    x = 658,266,501,924.70/938,179.34
  6. Step 6: Final answer
    x = 701,642.51

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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.