Home / 756,067.70-1,134,429.60-382,090.70

Finding the Fourth Proportional to 756,067.70, 1,134,429.60 and 382,090.70

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Solution

The fourth proportional to 756,067.70, 1,134,429.60 and 382,090.70 is: 573,301.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,067.70 : 1,134,429.60 = 382,090.70 : x
  2. Step 2: Convert to fraction form
    756,067.70/1,134,429.60 = 382,090.70/x
  3. Step 3: Cross multiply
    756,067.70x = 1,134,429.60 × 382,090.70
  4. Step 4: Simplify right side
    756,067.70x = 433,454,999,964.72
  5. Step 5: Solve for x
    x = 433,454,999,964.72/756,067.70
  6. Step 6: Final answer
    x = 573,301.84

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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.