Home / 228,981.39-315,629.19-180,504.27

Finding the Fourth Proportional to 228,981.39, 315,629.19 and 180,504.27

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Solution

The fourth proportional to 228,981.39, 315,629.19 and 180,504.27 is: 248,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,981.39 : 315,629.19 = 180,504.27 : x
  2. Step 2: Convert to fraction form
    228,981.39/315,629.19 = 180,504.27/x
  3. Step 3: Cross multiply
    228,981.39x = 315,629.19 × 180,504.27
  4. Step 4: Simplify right side
    228,981.39x = 56,972,416,531.64
  5. Step 5: Solve for x
    x = 56,972,416,531.64/228,981.39
  6. Step 6: Final answer
    x = 248,808.06

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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.