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Finding the Fourth Proportional to 952,456.90, 1,314,406.54 and 522,777

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Solution

The fourth proportional to 952,456.90, 1,314,406.54 and 522,777 is: 721,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,456.90 : 1,314,406.54 = 522,777 : x
  2. Step 2: Convert to fraction form
    952,456.90/1,314,406.54 = 522,777/x
  3. Step 3: Cross multiply
    952,456.90x = 1,314,406.54 × 522,777
  4. Step 4: Simplify right side
    952,456.90x = 687,141,507,761.58
  5. Step 5: Solve for x
    x = 687,141,507,761.58/952,456.90
  6. Step 6: Final answer
    x = 721,441.05

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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.