Home / 490,233.77-735,393.03-135,247.79

Finding the Fourth Proportional to 490,233.77, 735,393.03 and 135,247.79

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Solution

The fourth proportional to 490,233.77, 735,393.03 and 135,247.79 is: 202,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,233.77 : 735,393.03 = 135,247.79 : x
  2. Step 2: Convert to fraction form
    490,233.77/735,393.03 = 135,247.79/x
  3. Step 3: Cross multiply
    490,233.77x = 735,393.03 × 135,247.79
  4. Step 4: Simplify right side
    490,233.77x = 99,460,283,420.21
  5. Step 5: Solve for x
    x = 99,460,283,420.21/490,233.77
  6. Step 6: Final answer
    x = 202,883.38

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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.