Home / 348,749.24-523,121-230,947.68

Finding the Fourth Proportional to 348,749.24, 523,121 and 230,947.68

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Solution

The fourth proportional to 348,749.24, 523,121 and 230,947.68 is: 346,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,749.24 : 523,121 = 230,947.68 : x
  2. Step 2: Convert to fraction form
    348,749.24/523,121 = 230,947.68/x
  3. Step 3: Cross multiply
    348,749.24x = 523,121 × 230,947.68
  4. Step 4: Simplify right side
    348,749.24x = 120,813,581,309.28
  5. Step 5: Solve for x
    x = 120,813,581,309.28/348,749.24
  6. Step 6: Final answer
    x = 346,419.63

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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.