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Finding the Fourth Proportional to 626,767.76, 940,525.20 and 227,439.69

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Solution

The fourth proportional to 626,767.76, 940,525.20 and 227,439.69 is: 341,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,767.76 : 940,525.20 = 227,439.69 : x
  2. Step 2: Convert to fraction form
    626,767.76/940,525.20 = 227,439.69/x
  3. Step 3: Cross multiply
    626,767.76x = 940,525.20 × 227,439.69
  4. Step 4: Simplify right side
    626,767.76x = 213,912,759,925.19
  5. Step 5: Solve for x
    x = 213,912,759,925.19/626,767.76
  6. Step 6: Final answer
    x = 341,295.09

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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.