Home / 548,218.24-822,638.40-216,027.52

Finding the Fourth Proportional to 548,218.24, 822,638.40 and 216,027.52

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Solution

The fourth proportional to 548,218.24, 822,638.40 and 216,027.52 is: 324,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,218.24 : 822,638.40 = 216,027.52 : x
  2. Step 2: Convert to fraction form
    548,218.24/822,638.40 = 216,027.52/x
  3. Step 3: Cross multiply
    548,218.24x = 822,638.40 × 216,027.52
  4. Step 4: Simplify right side
    548,218.24x = 177,712,533,408.77
  5. Step 5: Solve for x
    x = 177,712,533,408.77/548,218.24
  6. Step 6: Final answer
    x = 324,163.85

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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.