Home / 997,842.43-1,496,791.28-287,870.44

Finding the Fourth Proportional to 997,842.43, 1,496,791.28 and 287,870.44

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Solution

The fourth proportional to 997,842.43, 1,496,791.28 and 287,870.44 is: 431,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,842.43 : 1,496,791.28 = 287,870.44 : x
  2. Step 2: Convert to fraction form
    997,842.43/1,496,791.28 = 287,870.44/x
  3. Step 3: Cross multiply
    997,842.43x = 1,496,791.28 × 287,870.44
  4. Step 4: Simplify right side
    997,842.43x = 430,881,959,180.43
  5. Step 5: Solve for x
    x = 430,881,959,180.43/997,842.43
  6. Step 6: Final answer
    x = 431,813.63

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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.