Home / 807,650.64-1,210,704.48-302,074.56

Finding the Fourth Proportional to 807,650.64, 1,210,704.48 and 302,074.56

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Solution

The fourth proportional to 807,650.64, 1,210,704.48 and 302,074.56 is: 452,823.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,650.64 : 1,210,704.48 = 302,074.56 : x
  2. Step 2: Convert to fraction form
    807,650.64/1,210,704.48 = 302,074.56/x
  3. Step 3: Cross multiply
    807,650.64x = 1,210,704.48 × 302,074.56
  4. Step 4: Simplify right side
    807,650.64x = 365,723,023,086.03
  5. Step 5: Solve for x
    x = 365,723,023,086.03/807,650.64
  6. Step 6: Final answer
    x = 452,823.29

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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.