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Finding the Fourth Proportional to 531,147.63, 796,720.46 and 166,437.16

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Solution

The fourth proportional to 531,147.63, 796,720.46 and 166,437.16 is: 249,655.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,147.63 : 796,720.46 = 166,437.16 : x
  2. Step 2: Convert to fraction form
    531,147.63/796,720.46 = 166,437.16/x
  3. Step 3: Cross multiply
    531,147.63x = 796,720.46 × 166,437.16
  4. Step 4: Simplify right side
    531,147.63x = 132,603,892,333.86
  5. Step 5: Solve for x
    x = 132,603,892,333.86/531,147.63
  6. Step 6: Final answer
    x = 249,655.44

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Similar ratio
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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.