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Finding the Fourth Proportional to 701,495.08, 967,826.34 and 399,475.24

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Solution

The fourth proportional to 701,495.08, 967,826.34 and 399,475.24 is: 551,140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,495.08 : 967,826.34 = 399,475.24 : x
  2. Step 2: Convert to fraction form
    701,495.08/967,826.34 = 399,475.24/x
  3. Step 3: Cross multiply
    701,495.08x = 967,826.34 × 399,475.24
  4. Step 4: Simplify right side
    701,495.08x = 386,622,659,449.82
  5. Step 5: Solve for x
    x = 386,622,659,449.82/701,495.08
  6. Step 6: Final answer
    x = 551,140.94

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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.