Home / 867,893.22-1,302,047.69-362,172.86

Finding the Fourth Proportional to 867,893.22, 1,302,047.69 and 362,172.86

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Solution

The fourth proportional to 867,893.22, 1,302,047.69 and 362,172.86 is: 543,346.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,893.22 : 1,302,047.69 = 362,172.86 : x
  2. Step 2: Convert to fraction form
    867,893.22/1,302,047.69 = 362,172.86/x
  3. Step 3: Cross multiply
    867,893.22x = 1,302,047.69 × 362,172.86
  4. Step 4: Simplify right side
    867,893.22x = 471,566,327,422.59
  5. Step 5: Solve for x
    x = 471,566,327,422.59/867,893.22
  6. Step 6: Final answer
    x = 543,346.02

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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.