Home / 500,218.89-749,868.54-180,292.46

Finding the Fourth Proportional to 500,218.89, 749,868.54 and 180,292.46

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Solution

The fourth proportional to 500,218.89, 749,868.54 and 180,292.46 is: 270,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,218.89 : 749,868.54 = 180,292.46 : x
  2. Step 2: Convert to fraction form
    500,218.89/749,868.54 = 180,292.46/x
  3. Step 3: Cross multiply
    500,218.89x = 749,868.54 × 180,292.46
  4. Step 4: Simplify right side
    500,218.89x = 135,195,640,003.87
  5. Step 5: Solve for x
    x = 135,195,640,003.87/500,218.89
  6. Step 6: Final answer
    x = 270,272.96

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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.