Home / 728,682.24-1,093,970.52-560,320.80

Finding the Fourth Proportional to 728,682.24, 1,093,970.52 and 560,320.80

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Solution

The fourth proportional to 728,682.24, 1,093,970.52 and 560,320.80 is: 841,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,682.24 : 1,093,970.52 = 560,320.80 : x
  2. Step 2: Convert to fraction form
    728,682.24/1,093,970.52 = 560,320.80/x
  3. Step 3: Cross multiply
    728,682.24x = 1,093,970.52 × 560,320.80
  4. Step 4: Simplify right side
    728,682.24x = 612,974,436,942.82
  5. Step 5: Solve for x
    x = 612,974,436,942.82/728,682.24
  6. Step 6: Final answer
    x = 841,209.52

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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.