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Finding the Fourth Proportional to 273,409.98, 374,573.72 and 263,184.85

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Solution

The fourth proportional to 273,409.98, 374,573.72 and 263,184.85 is: 360,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,409.98 : 374,573.72 = 263,184.85 : x
  2. Step 2: Convert to fraction form
    273,409.98/374,573.72 = 263,184.85/x
  3. Step 3: Cross multiply
    273,409.98x = 374,573.72 × 263,184.85
  4. Step 4: Simplify right side
    273,409.98x = 98,582,128,312.14
  5. Step 5: Solve for x
    x = 98,582,128,312.14/273,409.98
  6. Step 6: Final answer
    x = 360,565.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.