Home / 938,361.33-1,294,939.53-508,641.33

Finding the Fourth Proportional to 938,361.33, 1,294,939.53 and 508,641.33

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Solution

The fourth proportional to 938,361.33, 1,294,939.53 and 508,641.33 is: 701,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,361.33 : 1,294,939.53 = 508,641.33 : x
  2. Step 2: Convert to fraction form
    938,361.33/1,294,939.53 = 508,641.33/x
  3. Step 3: Cross multiply
    938,361.33x = 1,294,939.53 × 508,641.33
  4. Step 4: Simplify right side
    938,361.33x = 658,659,764,808.78
  5. Step 5: Solve for x
    x = 658,659,764,808.78/938,361.33
  6. Step 6: Final answer
    x = 701,925.52

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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.