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Finding the Fourth Proportional to 374,676.08, 517,051.86 and 202,592.86

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Solution

The fourth proportional to 374,676.08, 517,051.86 and 202,592.86 is: 279,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,676.08 : 517,051.86 = 202,592.86 : x
  2. Step 2: Convert to fraction form
    374,676.08/517,051.86 = 202,592.86/x
  3. Step 3: Cross multiply
    374,676.08x = 517,051.86 × 202,592.86
  4. Step 4: Simplify right side
    374,676.08x = 104,751,015,085.72
  5. Step 5: Solve for x
    x = 104,751,015,085.72/374,676.08
  6. Step 6: Final answer
    x = 279,577.54

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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.