Home / 994,858.08-1,372,933.28-542,178.24

Finding the Fourth Proportional to 994,858.08, 1,372,933.28 and 542,178.24

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Solution

The fourth proportional to 994,858.08, 1,372,933.28 and 542,178.24 is: 748,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,858.08 : 1,372,933.28 = 542,178.24 : x
  2. Step 2: Convert to fraction form
    994,858.08/1,372,933.28 = 542,178.24/x
  3. Step 3: Cross multiply
    994,858.08x = 1,372,933.28 × 542,178.24
  4. Step 4: Simplify right side
    994,858.08x = 744,374,549,387.83
  5. Step 5: Solve for x
    x = 744,374,549,387.83/994,858.08
  6. Step 6: Final answer
    x = 748,221.85

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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.