Home / 1,303,322.64-1,955,253.60-629,872.56

Finding the Fourth Proportional to 1,303,322.64, 1,955,253.60 and 629,872.56

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Solution

The fourth proportional to 1,303,322.64, 1,955,253.60 and 629,872.56 is: 944,939.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,322.64 : 1,955,253.60 = 629,872.56 : x
  2. Step 2: Convert to fraction form
    1,303,322.64/1,955,253.60 = 629,872.56/x
  3. Step 3: Cross multiply
    1,303,322.64x = 1,955,253.60 × 629,872.56
  4. Step 4: Simplify right side
    1,303,322.64x = 1,231,560,590,481.22
  5. Step 5: Solve for x
    x = 1,231,560,590,481.22/1,303,322.64
  6. Step 6: Final answer
    x = 944,939.15

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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.