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Finding the Fourth Proportional to 595,956, 894,495.78 and 217,242.75

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Solution

The fourth proportional to 595,956, 894,495.78 and 217,242.75 is: 326,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,956 : 894,495.78 = 217,242.75 : x
  2. Step 2: Convert to fraction form
    595,956/894,495.78 = 217,242.75/x
  3. Step 3: Cross multiply
    595,956x = 894,495.78 × 217,242.75
  4. Step 4: Simplify right side
    595,956x = 194,322,723,110.60
  5. Step 5: Solve for x
    x = 194,322,723,110.60/595,956
  6. Step 6: Final answer
    x = 326,068.91

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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.