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Finding the Fourth Proportional to 272,866.02, 376,374.69 and 170,714.22

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Solution

The fourth proportional to 272,866.02, 376,374.69 and 170,714.22 is: 235,472.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,866.02 : 376,374.69 = 170,714.22 : x
  2. Step 2: Convert to fraction form
    272,866.02/376,374.69 = 170,714.22/x
  3. Step 3: Cross multiply
    272,866.02x = 376,374.69 × 170,714.22
  4. Step 4: Simplify right side
    272,866.02x = 64,252,511,631.09
  5. Step 5: Solve for x
    x = 64,252,511,631.09/272,866.02
  6. Step 6: Final answer
    x = 235,472.75

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1.5x scale

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.