Home / 997,474.78-1,376,523.98-567,782.58

Finding the Fourth Proportional to 997,474.78, 1,376,523.98 and 567,782.58

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Solution

The fourth proportional to 997,474.78, 1,376,523.98 and 567,782.58 is: 783,544.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,474.78 : 1,376,523.98 = 567,782.58 : x
  2. Step 2: Convert to fraction form
    997,474.78/1,376,523.98 = 567,782.58/x
  3. Step 3: Cross multiply
    997,474.78x = 1,376,523.98 × 567,782.58
  4. Step 4: Simplify right side
    997,474.78x = 781,566,336,796.27
  5. Step 5: Solve for x
    x = 781,566,336,796.27/997,474.78
  6. Step 6: Final answer
    x = 783,544.96

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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.