Home / 951,562.21-1,427,345.80-320,919.01

Finding the Fourth Proportional to 951,562.21, 1,427,345.80 and 320,919.01

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Solution

The fourth proportional to 951,562.21, 1,427,345.80 and 320,919.01 is: 481,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,562.21 : 1,427,345.80 = 320,919.01 : x
  2. Step 2: Convert to fraction form
    951,562.21/1,427,345.80 = 320,919.01/x
  3. Step 3: Cross multiply
    951,562.21x = 1,427,345.80 × 320,919.01
  4. Step 4: Simplify right side
    951,562.21x = 458,062,401,063.66
  5. Step 5: Solve for x
    x = 458,062,401,063.66/951,562.21
  6. Step 6: Final answer
    x = 481,379.35

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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.