Home / 930,418.38-1,394,741.16-298,888.92

Finding the Fourth Proportional to 930,418.38, 1,394,741.16 and 298,888.92

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Solution

The fourth proportional to 930,418.38, 1,394,741.16 and 298,888.92 is: 448,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,418.38 : 1,394,741.16 = 298,888.92 : x
  2. Step 2: Convert to fraction form
    930,418.38/1,394,741.16 = 298,888.92/x
  3. Step 3: Cross multiply
    930,418.38x = 1,394,741.16 × 298,888.92
  4. Step 4: Simplify right side
    930,418.38x = 416,872,678,991.95
  5. Step 5: Solve for x
    x = 416,872,678,991.95/930,418.38
  6. Step 6: Final answer
    x = 448,048.63

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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.