Home / 676,149.44-933,111.36-385,808.27

Finding the Fourth Proportional to 676,149.44, 933,111.36 and 385,808.27

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Solution

The fourth proportional to 676,149.44, 933,111.36 and 385,808.27 is: 532,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,149.44 : 933,111.36 = 385,808.27 : x
  2. Step 2: Convert to fraction form
    676,149.44/933,111.36 = 385,808.27/x
  3. Step 3: Cross multiply
    676,149.44x = 933,111.36 × 385,808.27
  4. Step 4: Simplify right side
    676,149.44x = 360,002,079,036.69
  5. Step 5: Solve for x
    x = 360,002,079,036.69/676,149.44
  6. Step 6: Final answer
    x = 532,429.76

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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.