Home / 279,096.28-384,988.41-175,565.45

Finding the Fourth Proportional to 279,096.28, 384,988.41 and 175,565.45

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Solution

The fourth proportional to 279,096.28, 384,988.41 and 175,565.45 is: 242,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,096.28 : 384,988.41 = 175,565.45 : x
  2. Step 2: Convert to fraction form
    279,096.28/384,988.41 = 175,565.45/x
  3. Step 3: Cross multiply
    279,096.28x = 384,988.41 × 175,565.45
  4. Step 4: Simplify right side
    279,096.28x = 67,590,664,408.91
  5. Step 5: Solve for x
    x = 67,590,664,408.91/279,096.28
  6. Step 6: Final answer
    x = 242,176.88

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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.