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Finding the Fourth Proportional to 496,048.55, 684,543.60 and 269,694.05

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Solution

The fourth proportional to 496,048.55, 684,543.60 and 269,694.05 is: 372,175.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,048.55 : 684,543.60 = 269,694.05 : x
  2. Step 2: Convert to fraction form
    496,048.55/684,543.60 = 269,694.05/x
  3. Step 3: Cross multiply
    496,048.55x = 684,543.60 × 269,694.05
  4. Step 4: Simplify right side
    496,048.55x = 184,617,335,885.58
  5. Step 5: Solve for x
    x = 184,617,335,885.58/496,048.55
  6. Step 6: Final answer
    x = 372,175.94

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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.