Home / 939,767.58-1,296,846.33-510,039.09

Finding the Fourth Proportional to 939,767.58, 1,296,846.33 and 510,039.09

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Solution

The fourth proportional to 939,767.58, 1,296,846.33 and 510,039.09 is: 703,836.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,767.58 : 1,296,846.33 = 510,039.09 : x
  2. Step 2: Convert to fraction form
    939,767.58/1,296,846.33 = 510,039.09/x
  3. Step 3: Cross multiply
    939,767.58x = 1,296,846.33 × 510,039.09
  4. Step 4: Simplify right side
    939,767.58x = 661,442,322,023.04
  5. Step 5: Solve for x
    x = 661,442,322,023.04/939,767.58
  6. Step 6: Final answer
    x = 703,836.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.