Home / 1,254,767.64-1,882,157.82-308,138.73

Finding the Fourth Proportional to 1,254,767.64, 1,882,157.82 and 308,138.73

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Solution

The fourth proportional to 1,254,767.64, 1,882,157.82 and 308,138.73 is: 462,209.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,767.64 : 1,882,157.82 = 308,138.73 : x
  2. Step 2: Convert to fraction form
    1,254,767.64/1,882,157.82 = 308,138.73/x
  3. Step 3: Cross multiply
    1,254,767.64x = 1,882,157.82 × 308,138.73
  4. Step 4: Simplify right side
    1,254,767.64x = 579,965,720,314.37
  5. Step 5: Solve for x
    x = 579,965,720,314.37/1,254,767.64
  6. Step 6: Final answer
    x = 462,209.66

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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.