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Finding the Fourth Proportional to 696,026, 1,044,039 and 170,714

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Solution

The fourth proportional to 696,026, 1,044,039 and 170,714 is: 256,071

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,026 : 1,044,039 = 170,714 : x
  2. Step 2: Convert to fraction form
    696,026/1,044,039 = 170,714/x
  3. Step 3: Cross multiply
    696,026x = 1,044,039 × 170,714
  4. Step 4: Simplify right side
    696,026x = 178,232,073,846
  5. Step 5: Solve for x
    x = 178,232,073,846/696,026
  6. Step 6: Final answer
    x = 256,071

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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.