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Finding the Fourth Proportional to 551,468.60, 825,453.30 and 551,468.60

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Solution

The fourth proportional to 551,468.60, 825,453.30 and 551,468.60 is: 825,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,468.60 : 825,453.30 = 551,468.60 : x
  2. Step 2: Convert to fraction form
    551,468.60/825,453.30 = 551,468.60/x
  3. Step 3: Cross multiply
    551,468.60x = 825,453.30 × 551,468.60
  4. Step 4: Simplify right side
    551,468.60x = 455,211,575,716.38
  5. Step 5: Solve for x
    x = 455,211,575,716.38/551,468.60
  6. Step 6: Final answer
    x = 825,453.30

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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.