Home / 926,722.89-1,278,497.52-563,855.85

Finding the Fourth Proportional to 926,722.89, 1,278,497.52 and 563,855.85

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Solution

The fourth proportional to 926,722.89, 1,278,497.52 and 563,855.85 is: 777,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,722.89 : 1,278,497.52 = 563,855.85 : x
  2. Step 2: Convert to fraction form
    926,722.89/1,278,497.52 = 563,855.85/x
  3. Step 3: Cross multiply
    926,722.89x = 1,278,497.52 × 563,855.85
  4. Step 4: Simplify right side
    926,722.89x = 720,888,305,862.49
  5. Step 5: Solve for x
    x = 720,888,305,862.49/926,722.89
  6. Step 6: Final answer
    x = 777,889.82

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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.