Home / 938,200.98-1,294,723.75-508,488.29

Finding the Fourth Proportional to 938,200.98, 1,294,723.75 and 508,488.29

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Solution

The fourth proportional to 938,200.98, 1,294,723.75 and 508,488.29 is: 701,717.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,200.98 : 1,294,723.75 = 508,488.29 : x
  2. Step 2: Convert to fraction form
    938,200.98/1,294,723.75 = 508,488.29/x
  3. Step 3: Cross multiply
    938,200.98x = 1,294,723.75 × 508,488.29
  4. Step 4: Simplify right side
    938,200.98x = 658,351,857,915.05
  5. Step 5: Solve for x
    x = 658,351,857,915.05/938,200.98
  6. Step 6: Final answer
    x = 701,717.30

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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.