Home / 413,234.54-619,568.82-210,438.08

Finding the Fourth Proportional to 413,234.54, 619,568.82 and 210,438.08

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Solution

The fourth proportional to 413,234.54, 619,568.82 and 210,438.08 is: 315,513.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,234.54 : 619,568.82 = 210,438.08 : x
  2. Step 2: Convert to fraction form
    413,234.54/619,568.82 = 210,438.08/x
  3. Step 3: Cross multiply
    413,234.54x = 619,568.82 × 210,438.08
  4. Step 4: Simplify right side
    413,234.54x = 130,380,874,457.59
  5. Step 5: Solve for x
    x = 130,380,874,457.59/413,234.54
  6. Step 6: Final answer
    x = 315,513.02

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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.