Home / 449,250.03-619,977.83-245,313.90

Finding the Fourth Proportional to 449,250.03, 619,977.83 and 245,313.90

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Solution

The fourth proportional to 449,250.03, 619,977.83 and 245,313.90 is: 338,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,250.03 : 619,977.83 = 245,313.90 : x
  2. Step 2: Convert to fraction form
    449,250.03/619,977.83 = 245,313.90/x
  3. Step 3: Cross multiply
    449,250.03x = 619,977.83 × 245,313.90
  4. Step 4: Simplify right side
    449,250.03x = 152,089,178,164.27
  5. Step 5: Solve for x
    x = 152,089,178,164.27/449,250.03
  6. Step 6: Final answer
    x = 338,540.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.