Home / 994,860.88-1,372,868.04-542,142.16

Finding the Fourth Proportional to 994,860.88, 1,372,868.04 and 542,142.16

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Solution

The fourth proportional to 994,860.88, 1,372,868.04 and 542,142.16 is: 748,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,860.88 : 1,372,868.04 = 542,142.16 : x
  2. Step 2: Convert to fraction form
    994,860.88/1,372,868.04 = 542,142.16/x
  3. Step 3: Cross multiply
    994,860.88x = 1,372,868.04 × 542,142.16
  4. Step 4: Simplify right side
    994,860.88x = 744,289,644,600.57
  5. Step 5: Solve for x
    x = 744,289,644,600.57/994,860.88
  6. Step 6: Final answer
    x = 748,134.40

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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.