Home / 938,344.97-1,294,881.37-508,615.87

Finding the Fourth Proportional to 938,344.97, 1,294,881.37 and 508,615.87

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Solution

The fourth proportional to 938,344.97, 1,294,881.37 and 508,615.87 is: 701,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,344.97 : 1,294,881.37 = 508,615.87 : x
  2. Step 2: Convert to fraction form
    938,344.97/1,294,881.37 = 508,615.87/x
  3. Step 3: Cross multiply
    938,344.97x = 1,294,881.37 × 508,615.87
  4. Step 4: Simplify right side
    938,344.97x = 658,597,214,549.34
  5. Step 5: Solve for x
    x = 658,597,214,549.34/938,344.97
  6. Step 6: Final answer
    x = 701,871.10

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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.