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Finding the Fourth Proportional to 228,830.58, 343,245.96 and 62,618.58

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Solution

The fourth proportional to 228,830.58, 343,245.96 and 62,618.58 is: 93,927.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,830.58 : 343,245.96 = 62,618.58 : x
  2. Step 2: Convert to fraction form
    228,830.58/343,245.96 = 62,618.58/x
  3. Step 3: Cross multiply
    228,830.58x = 343,245.96 × 62,618.58
  4. Step 4: Simplify right side
    228,830.58x = 21,493,574,605.94
  5. Step 5: Solve for x
    x = 21,493,574,605.94/228,830.58
  6. Step 6: Final answer
    x = 93,927.89

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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.