Home / 708,192.66-1,062,286.11-287,464.98

Finding the Fourth Proportional to 708,192.66, 1,062,286.11 and 287,464.98

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Solution

The fourth proportional to 708,192.66, 1,062,286.11 and 287,464.98 is: 431,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,192.66 : 1,062,286.11 = 287,464.98 : x
  2. Step 2: Convert to fraction form
    708,192.66/1,062,286.11 = 287,464.98/x
  3. Step 3: Cross multiply
    708,192.66x = 1,062,286.11 × 287,464.98
  4. Step 4: Simplify right side
    708,192.66x = 305,370,055,365.43
  5. Step 5: Solve for x
    x = 305,370,055,365.43/708,192.66
  6. Step 6: Final answer
    x = 431,196.30

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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.