Home / 722,963.45-1,083,304.53-266,927.58

Finding the Fourth Proportional to 722,963.45, 1,083,304.53 and 266,927.58

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Solution

The fourth proportional to 722,963.45, 1,083,304.53 and 266,927.58 is: 399,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,963.45 : 1,083,304.53 = 266,927.58 : x
  2. Step 2: Convert to fraction form
    722,963.45/1,083,304.53 = 266,927.58/x
  3. Step 3: Cross multiply
    722,963.45x = 1,083,304.53 × 266,927.58
  4. Step 4: Simplify right side
    722,963.45x = 289,163,856,595.94
  5. Step 5: Solve for x
    x = 289,163,856,595.94/722,963.45
  6. Step 6: Final answer
    x = 399,970.23

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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.