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Finding the Fourth Proportional to 474,926.06, 712,410.96 and 264,405.44

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Solution

The fourth proportional to 474,926.06, 712,410.96 and 264,405.44 is: 396,620.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,926.06 : 712,410.96 = 264,405.44 : x
  2. Step 2: Convert to fraction form
    474,926.06/712,410.96 = 264,405.44/x
  3. Step 3: Cross multiply
    474,926.06x = 712,410.96 × 264,405.44
  4. Step 4: Simplify right side
    474,926.06x = 188,365,333,339.62
  5. Step 5: Solve for x
    x = 188,365,333,339.62/474,926.06
  6. Step 6: Final answer
    x = 396,620.34

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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.