Home / 292,724.40-403,954.41-165,397.26

Finding the Fourth Proportional to 292,724.40, 403,954.41 and 165,397.26

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Solution

The fourth proportional to 292,724.40, 403,954.41 and 165,397.26 is: 228,245.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,724.40 : 403,954.41 = 165,397.26 : x
  2. Step 2: Convert to fraction form
    292,724.40/403,954.41 = 165,397.26/x
  3. Step 3: Cross multiply
    292,724.40x = 403,954.41 × 165,397.26
  4. Step 4: Simplify right side
    292,724.40x = 66,812,952,578.92
  5. Step 5: Solve for x
    x = 66,812,952,578.92/292,724.40
  6. Step 6: Final answer
    x = 228,245.25

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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.