Home / 930,299.91-1,394,564.10-298,770.87

Finding the Fourth Proportional to 930,299.91, 1,394,564.10 and 298,770.87

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Solution

The fourth proportional to 930,299.91, 1,394,564.10 and 298,770.87 is: 447,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,299.91 : 1,394,564.10 = 298,770.87 : x
  2. Step 2: Convert to fraction form
    930,299.91/1,394,564.10 = 298,770.87/x
  3. Step 3: Cross multiply
    930,299.91x = 1,394,564.10 × 298,770.87
  4. Step 4: Simplify right side
    930,299.91x = 416,655,129,427.77
  5. Step 5: Solve for x
    x = 416,655,129,427.77/930,299.91
  6. Step 6: Final answer
    x = 447,871.84

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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.