Home / 217,010.16-326,015.52-208,042.23

Finding the Fourth Proportional to 217,010.16, 326,015.52 and 208,042.23

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Solution

The fourth proportional to 217,010.16, 326,015.52 and 208,042.23 is: 312,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,010.16 : 326,015.52 = 208,042.23 : x
  2. Step 2: Convert to fraction form
    217,010.16/326,015.52 = 208,042.23/x
  3. Step 3: Cross multiply
    217,010.16x = 326,015.52 × 208,042.23
  4. Step 4: Simplify right side
    217,010.16x = 67,824,995,795.41
  5. Step 5: Solve for x
    x = 67,824,995,795.41/217,010.16
  6. Step 6: Final answer
    x = 312,542.95

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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.