Home / 887,873.26-1,225,327.62-500,723.32

Finding the Fourth Proportional to 887,873.26, 1,225,327.62 and 500,723.32

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Solution

The fourth proportional to 887,873.26, 1,225,327.62 and 500,723.32 is: 691,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,873.26 : 1,225,327.62 = 500,723.32 : x
  2. Step 2: Convert to fraction form
    887,873.26/1,225,327.62 = 500,723.32/x
  3. Step 3: Cross multiply
    887,873.26x = 1,225,327.62 × 500,723.32
  4. Step 4: Simplify right side
    887,873.26x = 613,550,113,974.10
  5. Step 5: Solve for x
    x = 613,550,113,974.10/887,873.26
  6. Step 6: Final answer
    x = 691,033.44

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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.