Home / 451,038.53-622,433.14-269,750.46

Finding the Fourth Proportional to 451,038.53, 622,433.14 and 269,750.46

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Solution

The fourth proportional to 451,038.53, 622,433.14 and 269,750.46 is: 372,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,038.53 : 622,433.14 = 269,750.46 : x
  2. Step 2: Convert to fraction form
    451,038.53/622,433.14 = 269,750.46/x
  3. Step 3: Cross multiply
    451,038.53x = 622,433.14 × 269,750.46
  4. Step 4: Simplify right side
    451,038.53x = 167,901,621,373.33
  5. Step 5: Solve for x
    x = 167,901,621,373.33/451,038.53
  6. Step 6: Final answer
    x = 372,255.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.