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Finding the Fourth Proportional to 356,506.31, 534,481.80 and 176,467.46

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Solution

The fourth proportional to 356,506.31, 534,481.80 and 176,467.46 is: 264,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,506.31 : 534,481.80 = 176,467.46 : x
  2. Step 2: Convert to fraction form
    356,506.31/534,481.80 = 176,467.46/x
  3. Step 3: Cross multiply
    356,506.31x = 534,481.80 × 176,467.46
  4. Step 4: Simplify right side
    356,506.31x = 94,318,642,989.82
  5. Step 5: Solve for x
    x = 94,318,642,989.82/356,506.31
  6. Step 6: Final answer
    x = 264,563.74

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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.