Home / 938,219.94-1,294,742.88-508,499.82

Finding the Fourth Proportional to 938,219.94, 1,294,742.88 and 508,499.82

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Solution

The fourth proportional to 938,219.94, 1,294,742.88 and 508,499.82 is: 701,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,219.94 : 1,294,742.88 = 508,499.82 : x
  2. Step 2: Convert to fraction form
    938,219.94/1,294,742.88 = 508,499.82/x
  3. Step 3: Cross multiply
    938,219.94x = 1,294,742.88 × 508,499.82
  4. Step 4: Simplify right side
    938,219.94x = 658,376,521,426.28
  5. Step 5: Solve for x
    x = 658,376,521,426.28/938,219.94
  6. Step 6: Final answer
    x = 701,729.41

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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.