Home / 451,038.41-622,432.96-269,750.33

Finding the Fourth Proportional to 451,038.41, 622,432.96 and 269,750.33

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Solution

The fourth proportional to 451,038.41, 622,432.96 and 269,750.33 is: 372,255.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,038.41 : 622,432.96 = 269,750.33 : x
  2. Step 2: Convert to fraction form
    451,038.41/622,432.96 = 269,750.33/x
  3. Step 3: Cross multiply
    451,038.41x = 622,432.96 × 269,750.33
  4. Step 4: Simplify right side
    451,038.41x = 167,901,495,922.02
  5. Step 5: Solve for x
    x = 167,901,495,922.02/451,038.41
  6. Step 6: Final answer
    x = 372,255.43

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1.5x scale

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.