Home / 790,739.04-1,185,930.66-363,865.38

Finding the Fourth Proportional to 790,739.04, 1,185,930.66 and 363,865.38

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Solution

The fourth proportional to 790,739.04, 1,185,930.66 and 363,865.38 is: 545,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,739.04 : 1,185,930.66 = 363,865.38 : x
  2. Step 2: Convert to fraction form
    790,739.04/1,185,930.66 = 363,865.38/x
  3. Step 3: Cross multiply
    790,739.04x = 1,185,930.66 × 363,865.38
  4. Step 4: Simplify right side
    790,739.04x = 431,519,110,254.55
  5. Step 5: Solve for x
    x = 431,519,110,254.55/790,739.04
  6. Step 6: Final answer
    x = 545,716.21

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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.