Home / 336,206.20-503,726.10-217,816.60

Finding the Fourth Proportional to 336,206.20, 503,726.10 and 217,816.60

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Solution

The fourth proportional to 336,206.20, 503,726.10 and 217,816.60 is: 326,347.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,206.20 : 503,726.10 = 217,816.60 : x
  2. Step 2: Convert to fraction form
    336,206.20/503,726.10 = 217,816.60/x
  3. Step 3: Cross multiply
    336,206.20x = 503,726.10 × 217,816.60
  4. Step 4: Simplify right side
    336,206.20x = 109,719,906,433.26
  5. Step 5: Solve for x
    x = 109,719,906,433.26/336,206.20
  6. Step 6: Final answer
    x = 326,347.06

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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.