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Finding the Fourth Proportional to 476,796.54, 714,494.97 and 239,813.22

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Solution

The fourth proportional to 476,796.54, 714,494.97 and 239,813.22 is: 359,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,796.54 : 714,494.97 = 239,813.22 : x
  2. Step 2: Convert to fraction form
    476,796.54/714,494.97 = 239,813.22/x
  3. Step 3: Cross multiply
    476,796.54x = 714,494.97 × 239,813.22
  4. Step 4: Simplify right side
    476,796.54x = 171,345,339,429.50
  5. Step 5: Solve for x
    x = 171,345,339,429.50/476,796.54
  6. Step 6: Final answer
    x = 359,367.83

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1.5x scale

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.