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Finding the Fourth Proportional to 997,552, 1,376,629.05 and 544,843

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Solution

The fourth proportional to 997,552, 1,376,629.05 and 544,843 is: 751,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,552 : 1,376,629.05 = 544,843 : x
  2. Step 2: Convert to fraction form
    997,552/1,376,629.05 = 544,843/x
  3. Step 3: Cross multiply
    997,552x = 1,376,629.05 × 544,843
  4. Step 4: Simplify right side
    997,552x = 750,046,701,489.15
  5. Step 5: Solve for x
    x = 750,046,701,489.15/997,552
  6. Step 6: Final answer
    x = 751,887.32

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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.