Home / 887,246.19-1,330,868.66-213,327.27

Finding the Fourth Proportional to 887,246.19, 1,330,868.66 and 213,327.27

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Solution

The fourth proportional to 887,246.19, 1,330,868.66 and 213,327.27 is: 319,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,246.19 : 1,330,868.66 = 213,327.27 : x
  2. Step 2: Convert to fraction form
    887,246.19/1,330,868.66 = 213,327.27/x
  3. Step 3: Cross multiply
    887,246.19x = 1,330,868.66 × 213,327.27
  4. Step 4: Simplify right side
    887,246.19x = 283,910,578,999.65
  5. Step 5: Solve for x
    x = 283,910,578,999.65/887,246.19
  6. Step 6: Final answer
    x = 319,990.75

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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.