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Finding the Fourth Proportional to 1,004,168, 1,385,874.72 and 580,232

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Solution

The fourth proportional to 1,004,168, 1,385,874.72 and 580,232 is: 800,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,168 : 1,385,874.72 = 580,232 : x
  2. Step 2: Convert to fraction form
    1,004,168/1,385,874.72 = 580,232/x
  3. Step 3: Cross multiply
    1,004,168x = 1,385,874.72 × 580,232
  4. Step 4: Simplify right side
    1,004,168x = 804,128,860,535.04
  5. Step 5: Solve for x
    x = 804,128,860,535.04/1,004,168
  6. Step 6: Final answer
    x = 800,791.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.