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Finding the Fourth Proportional to 481,351.58, 722,044.11 and 228,501.81

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Solution

The fourth proportional to 481,351.58, 722,044.11 and 228,501.81 is: 342,760.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,351.58 : 722,044.11 = 228,501.81 : x
  2. Step 2: Convert to fraction form
    481,351.58/722,044.11 = 228,501.81/x
  3. Step 3: Cross multiply
    481,351.58x = 722,044.11 × 228,501.81
  4. Step 4: Simplify right side
    481,351.58x = 164,988,386,034.84
  5. Step 5: Solve for x
    x = 164,988,386,034.84/481,351.58
  6. Step 6: Final answer
    x = 342,760.67

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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.