Home / 451,176.17-622,623.03-269,895.74

Finding the Fourth Proportional to 451,176.17, 622,623.03 and 269,895.74

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Solution

The fourth proportional to 451,176.17, 622,623.03 and 269,895.74 is: 372,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,176.17 : 622,623.03 = 269,895.74 : x
  2. Step 2: Convert to fraction form
    451,176.17/622,623.03 = 269,895.74/x
  3. Step 3: Cross multiply
    451,176.17x = 622,623.03 × 269,895.74
  4. Step 4: Simplify right side
    451,176.17x = 168,043,303,422.89
  5. Step 5: Solve for x
    x = 168,043,303,422.89/451,176.17
  6. Step 6: Final answer
    x = 372,456.07

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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.