Home / 217,024.36-326,036.78-208,056.44

Finding the Fourth Proportional to 217,024.36, 326,036.78 and 208,056.44

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Solution

The fourth proportional to 217,024.36, 326,036.78 and 208,056.44 is: 312,564.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,024.36 : 326,036.78 = 208,056.44 : x
  2. Step 2: Convert to fraction form
    217,024.36/326,036.78 = 208,056.44/x
  3. Step 3: Cross multiply
    217,024.36x = 326,036.78 × 208,056.44
  4. Step 4: Simplify right side
    217,024.36x = 67,834,051,755.86
  5. Step 5: Solve for x
    x = 67,834,051,755.86/217,024.36
  6. Step 6: Final answer
    x = 312,564.23

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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.