Home / 336,210.20-503,732.10-217,820.60

Finding the Fourth Proportional to 336,210.20, 503,732.10 and 217,820.60

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Solution

The fourth proportional to 336,210.20, 503,732.10 and 217,820.60 is: 326,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,210.20 : 503,732.10 = 217,820.60 : x
  2. Step 2: Convert to fraction form
    336,210.20/503,732.10 = 217,820.60/x
  3. Step 3: Cross multiply
    336,210.20x = 503,732.10 × 217,820.60
  4. Step 4: Simplify right side
    336,210.20x = 109,723,228,261.26
  5. Step 5: Solve for x
    x = 109,723,228,261.26/336,210.20
  6. Step 6: Final answer
    x = 326,353.06

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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.