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Finding the Fourth Proportional to 531,167.13, 796,667.97 and 291,399.03

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Solution

The fourth proportional to 531,167.13, 796,667.97 and 291,399.03 is: 437,053.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,167.13 : 796,667.97 = 291,399.03 : x
  2. Step 2: Convert to fraction form
    531,167.13/796,667.97 = 291,399.03/x
  3. Step 3: Cross multiply
    531,167.13x = 796,667.97 × 291,399.03
  4. Step 4: Simplify right side
    531,167.13x = 232,148,273,690.07
  5. Step 5: Solve for x
    x = 232,148,273,690.07/531,167.13
  6. Step 6: Final answer
    x = 437,053.16

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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.