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Finding the Fourth Proportional to 493,684.04, 681,287.22 and 267,329.56

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Solution

The fourth proportional to 493,684.04, 681,287.22 and 267,329.56 is: 368,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,684.04 : 681,287.22 = 267,329.56 : x
  2. Step 2: Convert to fraction form
    493,684.04/681,287.22 = 267,329.56/x
  3. Step 3: Cross multiply
    493,684.04x = 681,287.22 × 267,329.56
  4. Step 4: Simplify right side
    493,684.04x = 182,128,212,756.22
  5. Step 5: Solve for x
    x = 182,128,212,756.22/493,684.04
  6. Step 6: Final answer
    x = 368,916.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.