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Finding the Fourth Proportional to 368,166.60, 551,472.30 and 368,166.60

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Solution

The fourth proportional to 368,166.60, 551,472.30 and 368,166.60 is: 551,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,166.60 : 551,472.30 = 368,166.60 : x
  2. Step 2: Convert to fraction form
    368,166.60/551,472.30 = 368,166.60/x
  3. Step 3: Cross multiply
    368,166.60x = 551,472.30 × 368,166.60
  4. Step 4: Simplify right side
    368,166.60x = 203,033,681,685.18
  5. Step 5: Solve for x
    x = 203,033,681,685.18/368,166.60
  6. Step 6: Final answer
    x = 551,472.30

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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.