Home / 387,013.28-534,096.06-214,932

Finding the Fourth Proportional to 387,013.28, 534,096.06 and 214,932

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Solution

The fourth proportional to 387,013.28, 534,096.06 and 214,932 is: 296,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,013.28 : 534,096.06 = 214,932 : x
  2. Step 2: Convert to fraction form
    387,013.28/534,096.06 = 214,932/x
  3. Step 3: Cross multiply
    387,013.28x = 534,096.06 × 214,932
  4. Step 4: Simplify right side
    387,013.28x = 114,794,334,367.92
  5. Step 5: Solve for x
    x = 114,794,334,367.92/387,013.28
  6. Step 6: Final answer
    x = 296,616.01

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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.