Home / 409,848.45-565,589.76-228,560.58

Finding the Fourth Proportional to 409,848.45, 565,589.76 and 228,560.58

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Solution

The fourth proportional to 409,848.45, 565,589.76 and 228,560.58 is: 315,412.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,848.45 : 565,589.76 = 228,560.58 : x
  2. Step 2: Convert to fraction form
    409,848.45/565,589.76 = 228,560.58/x
  3. Step 3: Cross multiply
    409,848.45x = 565,589.76 × 228,560.58
  4. Step 4: Simplify right side
    409,848.45x = 129,271,522,730.56
  5. Step 5: Solve for x
    x = 129,271,522,730.56/409,848.45
  6. Step 6: Final answer
    x = 315,412.99

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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.