Home / 899,023.72-1,349,067.62-330,803.84

Finding the Fourth Proportional to 899,023.72, 1,349,067.62 and 330,803.84

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Solution

The fourth proportional to 899,023.72, 1,349,067.62 and 330,803.84 is: 496,401.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,023.72 : 1,349,067.62 = 330,803.84 : x
  2. Step 2: Convert to fraction form
    899,023.72/1,349,067.62 = 330,803.84/x
  3. Step 3: Cross multiply
    899,023.72x = 1,349,067.62 × 330,803.84
  4. Step 4: Simplify right side
    899,023.72x = 446,276,749,115.66
  5. Step 5: Solve for x
    x = 446,276,749,115.66/899,023.72
  6. Step 6: Final answer
    x = 496,401.53

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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.