Home / 325,363.26-487,409.25-224,143.47

Finding the Fourth Proportional to 325,363.26, 487,409.25 and 224,143.47

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Solution

The fourth proportional to 325,363.26, 487,409.25 and 224,143.47 is: 335,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,363.26 : 487,409.25 = 224,143.47 : x
  2. Step 2: Convert to fraction form
    325,363.26/487,409.25 = 224,143.47/x
  3. Step 3: Cross multiply
    325,363.26x = 487,409.25 × 224,143.47
  4. Step 4: Simplify right side
    325,363.26x = 109,249,600,605.10
  5. Step 5: Solve for x
    x = 109,249,600,605.10/325,363.26
  6. Step 6: Final answer
    x = 335,777.31

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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.