Home / 867,899.37-1,302,056.82-362,178.97

Finding the Fourth Proportional to 867,899.37, 1,302,056.82 and 362,178.97

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Solution

The fourth proportional to 867,899.37, 1,302,056.82 and 362,178.97 is: 543,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,899.37 : 1,302,056.82 = 362,178.97 : x
  2. Step 2: Convert to fraction form
    867,899.37/1,302,056.82 = 362,178.97/x
  3. Step 3: Cross multiply
    867,899.37x = 1,302,056.82 × 362,178.97
  4. Step 4: Simplify right side
    867,899.37x = 471,577,589,627.90
  5. Step 5: Solve for x
    x = 471,577,589,627.90/867,899.37
  6. Step 6: Final answer
    x = 543,355.15

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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.