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Finding the Fourth Proportional to 536,967.78, 741,027.51 and 295,234.98

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Solution

The fourth proportional to 536,967.78, 741,027.51 and 295,234.98 is: 407,430.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,967.78 : 741,027.51 = 295,234.98 : x
  2. Step 2: Convert to fraction form
    536,967.78/741,027.51 = 295,234.98/x
  3. Step 3: Cross multiply
    536,967.78x = 741,027.51 × 295,234.98
  4. Step 4: Simplify right side
    536,967.78x = 218,777,242,094.30
  5. Step 5: Solve for x
    x = 218,777,242,094.30/536,967.78
  6. Step 6: Final answer
    x = 407,430.86

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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.