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Finding the Fourth Proportional to 377,956.16, 566,612.40 and 167,479.28

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Solution

The fourth proportional to 377,956.16, 566,612.40 and 167,479.28 is: 251,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,956.16 : 566,612.40 = 167,479.28 : x
  2. Step 2: Convert to fraction form
    377,956.16/566,612.40 = 167,479.28/x
  3. Step 3: Cross multiply
    377,956.16x = 566,612.40 × 167,479.28
  4. Step 4: Simplify right side
    377,956.16x = 94,895,836,791.07
  5. Step 5: Solve for x
    x = 94,895,836,791.07/377,956.16
  6. Step 6: Final answer
    x = 251,076.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.