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Finding the Fourth Proportional to 565,096.48, 779,876.88 and 323,454.88

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Solution

The fourth proportional to 565,096.48, 779,876.88 and 323,454.88 is: 446,392.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,096.48 : 779,876.88 = 323,454.88 : x
  2. Step 2: Convert to fraction form
    565,096.48/779,876.88 = 323,454.88/x
  3. Step 3: Cross multiply
    565,096.48x = 779,876.88 × 323,454.88
  4. Step 4: Simplify right side
    565,096.48x = 252,254,982,635.17
  5. Step 5: Solve for x
    x = 252,254,982,635.17/565,096.48
  6. Step 6: Final answer
    x = 446,392.77

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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.