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Finding the Fourth Proportional to 908,491.68, 1,362,931.92 and 277,452

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Solution

The fourth proportional to 908,491.68, 1,362,931.92 and 277,452 is: 416,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,491.68 : 1,362,931.92 = 277,452 : x
  2. Step 2: Convert to fraction form
    908,491.68/1,362,931.92 = 277,452/x
  3. Step 3: Cross multiply
    908,491.68x = 1,362,931.92 × 277,452
  4. Step 4: Simplify right side
    908,491.68x = 378,148,187,067.84
  5. Step 5: Solve for x
    x = 378,148,187,067.84/908,491.68
  6. Step 6: Final answer
    x = 416,237.37

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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.