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Finding the Fourth Proportional to 375,826.63, 563,679.93 and 109,524.85

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Solution

The fourth proportional to 375,826.63, 563,679.93 and 109,524.85 is: 164,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,826.63 : 563,679.93 = 109,524.85 : x
  2. Step 2: Convert to fraction form
    375,826.63/563,679.93 = 109,524.85/x
  3. Step 3: Cross multiply
    375,826.63x = 563,679.93 × 109,524.85
  4. Step 4: Simplify right side
    375,826.63x = 61,736,959,781.26
  5. Step 5: Solve for x
    x = 61,736,959,781.26/375,826.63
  6. Step 6: Final answer
    x = 164,269.79

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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.