Home / 893,782.64-1,340,251.34-324,767.16

Finding the Fourth Proportional to 893,782.64, 1,340,251.34 and 324,767.16

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Solution

The fourth proportional to 893,782.64, 1,340,251.34 and 324,767.16 is: 486,997.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,782.64 : 1,340,251.34 = 324,767.16 : x
  2. Step 2: Convert to fraction form
    893,782.64/1,340,251.34 = 324,767.16/x
  3. Step 3: Cross multiply
    893,782.64x = 1,340,251.34 × 324,767.16
  4. Step 4: Simplify right side
    893,782.64x = 435,269,619,754.16
  5. Step 5: Solve for x
    x = 435,269,619,754.16/893,782.64
  6. Step 6: Final answer
    x = 486,997.18

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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.