Home / 999,691.56-1,499,383.26-325,771.14

Finding the Fourth Proportional to 999,691.56, 1,499,383.26 and 325,771.14

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Solution

The fourth proportional to 999,691.56, 1,499,383.26 and 325,771.14 is: 488,606.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,691.56 : 1,499,383.26 = 325,771.14 : x
  2. Step 2: Convert to fraction form
    999,691.56/1,499,383.26 = 325,771.14/x
  3. Step 3: Cross multiply
    999,691.56x = 1,499,383.26 × 325,771.14
  4. Step 4: Simplify right side
    999,691.56x = 488,455,793,907.12
  5. Step 5: Solve for x
    x = 488,455,793,907.12/999,691.56
  6. Step 6: Final answer
    x = 488,606.50

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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.