Home / 451,046.45-622,444.05-269,758.35

Finding the Fourth Proportional to 451,046.45, 622,444.05 and 269,758.35

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Solution

The fourth proportional to 451,046.45, 622,444.05 and 269,758.35 is: 372,266.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,046.45 : 622,444.05 = 269,758.35 : x
  2. Step 2: Convert to fraction form
    451,046.45/622,444.05 = 269,758.35/x
  3. Step 3: Cross multiply
    451,046.45x = 622,444.05 × 269,758.35
  4. Step 4: Simplify right side
    451,046.45x = 167,909,482,404.64
  5. Step 5: Solve for x
    x = 167,909,482,404.64/451,046.45
  6. Step 6: Final answer
    x = 372,266.50

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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.