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Finding the Fourth Proportional to 551,493.40, 827,240.10 and 362,536.60

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Solution

The fourth proportional to 551,493.40, 827,240.10 and 362,536.60 is: 543,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,493.40 : 827,240.10 = 362,536.60 : x
  2. Step 2: Convert to fraction form
    551,493.40/827,240.10 = 362,536.60/x
  3. Step 3: Cross multiply
    551,493.40x = 827,240.10 × 362,536.60
  4. Step 4: Simplify right side
    551,493.40x = 299,904,813,237.66
  5. Step 5: Solve for x
    x = 299,904,813,237.66/551,493.40
  6. Step 6: Final answer
    x = 543,804.90

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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.