Home / 216,680.48-298,395.33-178,604.81

Finding the Fourth Proportional to 216,680.48, 298,395.33 and 178,604.81

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Solution

The fourth proportional to 216,680.48, 298,395.33 and 178,604.81 is: 245,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,680.48 : 298,395.33 = 178,604.81 : x
  2. Step 2: Convert to fraction form
    216,680.48/298,395.33 = 178,604.81/x
  3. Step 3: Cross multiply
    216,680.48x = 298,395.33 × 178,604.81
  4. Step 4: Simplify right side
    216,680.48x = 53,294,841,219.54
  5. Step 5: Solve for x
    x = 53,294,841,219.54/216,680.48
  6. Step 6: Final answer
    x = 245,960.51

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1.5x scale

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.