Home / 605,174.27-907,341.01-268,031.21

Finding the Fourth Proportional to 605,174.27, 907,341.01 and 268,031.21

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Solution

The fourth proportional to 605,174.27, 907,341.01 and 268,031.21 is: 401,860.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,174.27 : 907,341.01 = 268,031.21 : x
  2. Step 2: Convert to fraction form
    605,174.27/907,341.01 = 268,031.21/x
  3. Step 3: Cross multiply
    605,174.27x = 907,341.01 × 268,031.21
  4. Step 4: Simplify right side
    605,174.27x = 243,195,703,586.14
  5. Step 5: Solve for x
    x = 243,195,703,586.14/605,174.27
  6. Step 6: Final answer
    x = 401,860.62

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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.