Home / 979,794.90-1,469,692.45-305,933.93

Finding the Fourth Proportional to 979,794.90, 1,469,692.45 and 305,933.93

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Solution

The fourth proportional to 979,794.90, 1,469,692.45 and 305,933.93 is: 458,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,794.90 : 1,469,692.45 = 305,933.93 : x
  2. Step 2: Convert to fraction form
    979,794.90/1,469,692.45 = 305,933.93/x
  3. Step 3: Cross multiply
    979,794.90x = 1,469,692.45 × 305,933.93
  4. Step 4: Simplify right side
    979,794.90x = 449,628,785,665.13
  5. Step 5: Solve for x
    x = 449,628,785,665.13/979,794.90
  6. Step 6: Final answer
    x = 458,900.92

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1.5x scale

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.