Home / 667,529.64-1,001,508.30-194,243.40

Finding the Fourth Proportional to 667,529.64, 1,001,508.30 and 194,243.40

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Solution

The fourth proportional to 667,529.64, 1,001,508.30 and 194,243.40 is: 291,427.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,529.64 : 1,001,508.30 = 194,243.40 : x
  2. Step 2: Convert to fraction form
    667,529.64/1,001,508.30 = 194,243.40/x
  3. Step 3: Cross multiply
    667,529.64x = 1,001,508.30 × 194,243.40
  4. Step 4: Simplify right side
    667,529.64x = 194,536,377,320.22
  5. Step 5: Solve for x
    x = 194,536,377,320.22/667,529.64
  6. Step 6: Final answer
    x = 291,427.32

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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.