Home / 918,067.37-1,266,894.60-510,165.56

Finding the Fourth Proportional to 918,067.37, 1,266,894.60 and 510,165.56

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Solution

The fourth proportional to 918,067.37, 1,266,894.60 and 510,165.56 is: 704,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,067.37 : 1,266,894.60 = 510,165.56 : x
  2. Step 2: Convert to fraction form
    918,067.37/1,266,894.60 = 510,165.56/x
  3. Step 3: Cross multiply
    918,067.37x = 1,266,894.60 × 510,165.56
  4. Step 4: Simplify right side
    918,067.37x = 646,325,986,735.50
  5. Step 5: Solve for x
    x = 646,325,986,735.50/918,067.37
  6. Step 6: Final answer
    x = 704,007.15

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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.