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Finding the Fourth Proportional to 373,241.64, 515,070.82 and 203,476.98

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Solution

The fourth proportional to 373,241.64, 515,070.82 and 203,476.98 is: 280,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,241.64 : 515,070.82 = 203,476.98 : x
  2. Step 2: Convert to fraction form
    373,241.64/515,070.82 = 203,476.98/x
  3. Step 3: Cross multiply
    373,241.64x = 515,070.82 × 203,476.98
  4. Step 4: Simplify right side
    373,241.64x = 104,805,054,939.72
  5. Step 5: Solve for x
    x = 104,805,054,939.72/373,241.64
  6. Step 6: Final answer
    x = 280,796.79

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1.5x scale

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.