Home / 994,125.63-1,491,076.77-274,569.68

Finding the Fourth Proportional to 994,125.63, 1,491,076.77 and 274,569.68

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Solution

The fourth proportional to 994,125.63, 1,491,076.77 and 274,569.68 is: 411,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,125.63 : 1,491,076.77 = 274,569.68 : x
  2. Step 2: Convert to fraction form
    994,125.63/1,491,076.77 = 274,569.68/x
  3. Step 3: Cross multiply
    994,125.63x = 1,491,076.77 × 274,569.68
  4. Step 4: Simplify right side
    994,125.63x = 409,404,474,292.39
  5. Step 5: Solve for x
    x = 409,404,474,292.39/994,125.63
  6. Step 6: Final answer
    x = 411,823.68

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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.