Home / 715,997.10-1,074,043.04-210,603.27

Finding the Fourth Proportional to 715,997.10, 1,074,043.04 and 210,603.27

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Solution

The fourth proportional to 715,997.10, 1,074,043.04 and 210,603.27 is: 315,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,997.10 : 1,074,043.04 = 210,603.27 : x
  2. Step 2: Convert to fraction form
    715,997.10/1,074,043.04 = 210,603.27/x
  3. Step 3: Cross multiply
    715,997.10x = 1,074,043.04 × 210,603.27
  4. Step 4: Simplify right side
    715,997.10x = 226,196,976,344.74
  5. Step 5: Solve for x
    x = 226,196,976,344.74/715,997.10
  6. Step 6: Final answer
    x = 315,918.84

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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.