Home / 217,023.36-326,035.28-208,055.44

Finding the Fourth Proportional to 217,023.36, 326,035.28 and 208,055.44

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Solution

The fourth proportional to 217,023.36, 326,035.28 and 208,055.44 is: 312,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,023.36 : 326,035.28 = 208,055.44 : x
  2. Step 2: Convert to fraction form
    217,023.36/326,035.28 = 208,055.44/x
  3. Step 3: Cross multiply
    217,023.36x = 326,035.28 × 208,055.44
  4. Step 4: Simplify right side
    217,023.36x = 67,833,413,635.92
  5. Step 5: Solve for x
    x = 67,833,413,635.92/217,023.36
  6. Step 6: Final answer
    x = 312,562.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.