Home / 548,187.92-822,336.60-148,835.12

Finding the Fourth Proportional to 548,187.92, 822,336.60 and 148,835.12

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Solution

The fourth proportional to 548,187.92, 822,336.60 and 148,835.12 is: 223,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,187.92 : 822,336.60 = 148,835.12 : x
  2. Step 2: Convert to fraction form
    548,187.92/822,336.60 = 148,835.12/x
  3. Step 3: Cross multiply
    548,187.92x = 822,336.60 × 148,835.12
  4. Step 4: Simplify right side
    548,187.92x = 122,392,566,541.39
  5. Step 5: Solve for x
    x = 122,392,566,541.39/548,187.92
  6. Step 6: Final answer
    x = 223,267.54

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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.