Home / 548,332.74-822,516.12-148,971.96

Finding the Fourth Proportional to 548,332.74, 822,516.12 and 148,971.96

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Solution

The fourth proportional to 548,332.74, 822,516.12 and 148,971.96 is: 223,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,332.74 : 822,516.12 = 148,971.96 : x
  2. Step 2: Convert to fraction form
    548,332.74/822,516.12 = 148,971.96/x
  3. Step 3: Cross multiply
    548,332.74x = 822,516.12 × 148,971.96
  4. Step 4: Simplify right side
    548,332.74x = 122,531,838,528.00
  5. Step 5: Solve for x
    x = 122,531,838,528.00/548,332.74
  6. Step 6: Final answer
    x = 223,462.56

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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.