Home / 999,996.25-1,500,150.18-325,921.15

Finding the Fourth Proportional to 999,996.25, 1,500,150.18 and 325,921.15

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Solution

The fourth proportional to 999,996.25, 1,500,150.18 and 325,921.15 is: 488,932.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,996.25 : 1,500,150.18 = 325,921.15 : x
  2. Step 2: Convert to fraction form
    999,996.25/1,500,150.18 = 325,921.15/x
  3. Step 3: Cross multiply
    999,996.25x = 1,500,150.18 × 325,921.15
  4. Step 4: Simplify right side
    999,996.25x = 488,930,671,838.31
  5. Step 5: Solve for x
    x = 488,930,671,838.31/999,996.25
  6. Step 6: Final answer
    x = 488,932.51

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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.