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Finding the Fourth Proportional to 676,702.66, 1,015,054 and 227,423.54

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Solution

The fourth proportional to 676,702.66, 1,015,054 and 227,423.54 is: 341,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,702.66 : 1,015,054 = 227,423.54 : x
  2. Step 2: Convert to fraction form
    676,702.66/1,015,054 = 227,423.54/x
  3. Step 3: Cross multiply
    676,702.66x = 1,015,054 × 227,423.54
  4. Step 4: Simplify right side
    676,702.66x = 230,847,173,971.16
  5. Step 5: Solve for x
    x = 230,847,173,971.16/676,702.66
  6. Step 6: Final answer
    x = 341,135.31

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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.