Home / 809,233.13-1,213,908.01-310,597.13

Finding the Fourth Proportional to 809,233.13, 1,213,908.01 and 310,597.13

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Solution

The fourth proportional to 809,233.13, 1,213,908.01 and 310,597.13 is: 465,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,233.13 : 1,213,908.01 = 310,597.13 : x
  2. Step 2: Convert to fraction form
    809,233.13/1,213,908.01 = 310,597.13/x
  3. Step 3: Cross multiply
    809,233.13x = 1,213,908.01 × 310,597.13
  4. Step 4: Simplify right side
    809,233.13x = 377,036,337,143.98
  5. Step 5: Solve for x
    x = 377,036,337,143.98/809,233.13
  6. Step 6: Final answer
    x = 465,918.07

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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.