Home / 938,113.31-1,294,597.47-508,393.44

Finding the Fourth Proportional to 938,113.31, 1,294,597.47 and 508,393.44

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Solution

The fourth proportional to 938,113.31, 1,294,597.47 and 508,393.44 is: 701,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,113.31 : 1,294,597.47 = 508,393.44 : x
  2. Step 2: Convert to fraction form
    938,113.31/1,294,597.47 = 508,393.44/x
  3. Step 3: Cross multiply
    938,113.31x = 1,294,597.47 × 508,393.44
  4. Step 4: Simplify right side
    938,113.31x = 658,164,861,188.60
  5. Step 5: Solve for x
    x = 658,164,861,188.60/938,113.31
  6. Step 6: Final answer
    x = 701,583.54

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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.