Home / 873,322.49-1,309,983.66-242,236.33

Finding the Fourth Proportional to 873,322.49, 1,309,983.66 and 242,236.33

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Solution

The fourth proportional to 873,322.49, 1,309,983.66 and 242,236.33 is: 363,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,322.49 : 1,309,983.66 = 242,236.33 : x
  2. Step 2: Convert to fraction form
    873,322.49/1,309,983.66 = 242,236.33/x
  3. Step 3: Cross multiply
    873,322.49x = 1,309,983.66 × 242,236.33
  4. Step 4: Simplify right side
    873,322.49x = 317,325,632,947.19
  5. Step 5: Solve for x
    x = 317,325,632,947.19/873,322.49
  6. Step 6: Final answer
    x = 363,354.47

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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.