Home / 979,816.37-1,469,729.52-305,841.18

Finding the Fourth Proportional to 979,816.37, 1,469,729.52 and 305,841.18

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Solution

The fourth proportional to 979,816.37, 1,469,729.52 and 305,841.18 is: 458,763.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,816.37 : 1,469,729.52 = 305,841.18 : x
  2. Step 2: Convert to fraction form
    979,816.37/1,469,729.52 = 305,841.18/x
  3. Step 3: Cross multiply
    979,816.37x = 1,469,729.52 × 305,841.18
  4. Step 4: Simplify right side
    979,816.37x = 449,503,810,677.63
  5. Step 5: Solve for x
    x = 449,503,810,677.63/979,816.37
  6. Step 6: Final answer
    x = 458,763.32

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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.