Home / 807,610.40-1,211,318.40-334,246.40

Finding the Fourth Proportional to 807,610.40, 1,211,318.40 and 334,246.40

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Solution

The fourth proportional to 807,610.40, 1,211,318.40 and 334,246.40 is: 501,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,610.40 : 1,211,318.40 = 334,246.40 : x
  2. Step 2: Convert to fraction form
    807,610.40/1,211,318.40 = 334,246.40/x
  3. Step 3: Cross multiply
    807,610.40x = 1,211,318.40 × 334,246.40
  4. Step 4: Simplify right side
    807,610.40x = 404,878,814,453.76
  5. Step 5: Solve for x
    x = 404,878,814,453.76/807,610.40
  6. Step 6: Final answer
    x = 501,329.37

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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.