Home / 481,948.35-665,161.98-307,593.81

Finding the Fourth Proportional to 481,948.35, 665,161.98 and 307,593.81

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Solution

The fourth proportional to 481,948.35, 665,161.98 and 307,593.81 is: 424,526.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,948.35 : 665,161.98 = 307,593.81 : x
  2. Step 2: Convert to fraction form
    481,948.35/665,161.98 = 307,593.81/x
  3. Step 3: Cross multiply
    481,948.35x = 665,161.98 × 307,593.81
  4. Step 4: Simplify right side
    481,948.35x = 204,599,707,695.34
  5. Step 5: Solve for x
    x = 204,599,707,695.34/481,948.35
  6. Step 6: Final answer
    x = 424,526.21

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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.