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Finding the Fourth Proportional to 817,760.48, 1,226,815.48 and 249,187

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Solution

The fourth proportional to 817,760.48, 1,226,815.48 and 249,187 is: 373,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,760.48 : 1,226,815.48 = 249,187 : x
  2. Step 2: Convert to fraction form
    817,760.48/1,226,815.48 = 249,187/x
  3. Step 3: Cross multiply
    817,760.48x = 1,226,815.48 × 249,187
  4. Step 4: Simplify right side
    817,760.48x = 305,706,469,014.76
  5. Step 5: Solve for x
    x = 305,706,469,014.76/817,760.48
  6. Step 6: Final answer
    x = 373,833.75

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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.