Home / 460,208.78-634,883.15-269,137.88

Finding the Fourth Proportional to 460,208.78, 634,883.15 and 269,137.88

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Solution

The fourth proportional to 460,208.78, 634,883.15 and 269,137.88 is: 371,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,208.78 : 634,883.15 = 269,137.88 : x
  2. Step 2: Convert to fraction form
    460,208.78/634,883.15 = 269,137.88/x
  3. Step 3: Cross multiply
    460,208.78x = 634,883.15 × 269,137.88
  4. Step 4: Simplify right side
    460,208.78x = 170,871,103,908.70
  5. Step 5: Solve for x
    x = 170,871,103,908.70/460,208.78
  6. Step 6: Final answer
    x = 371,290.41

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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.