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Finding the Fourth Proportional to 563,796.64, 845,650.84 and 158,972.50

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Solution

The fourth proportional to 563,796.64, 845,650.84 and 158,972.50 is: 238,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,796.64 : 845,650.84 = 158,972.50 : x
  2. Step 2: Convert to fraction form
    563,796.64/845,650.84 = 158,972.50/x
  3. Step 3: Cross multiply
    563,796.64x = 845,650.84 × 158,972.50
  4. Step 4: Simplify right side
    563,796.64x = 134,435,228,161.90
  5. Step 5: Solve for x
    x = 134,435,228,161.90/563,796.64
  6. Step 6: Final answer
    x = 238,446.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.