Home / 436,426.47-654,313.56-301,104.39

Finding the Fourth Proportional to 436,426.47, 654,313.56 and 301,104.39

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Solution

The fourth proportional to 436,426.47, 654,313.56 and 301,104.39 is: 451,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,426.47 : 654,313.56 = 301,104.39 : x
  2. Step 2: Convert to fraction form
    436,426.47/654,313.56 = 301,104.39/x
  3. Step 3: Cross multiply
    436,426.47x = 654,313.56 × 301,104.39
  4. Step 4: Simplify right side
    436,426.47x = 197,016,685,352.53
  5. Step 5: Solve for x
    x = 197,016,685,352.53/436,426.47
  6. Step 6: Final answer
    x = 451,431.57

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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.