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Finding the Fourth Proportional to 873,659.16, 1,310,675.84 and 494,759

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Solution

The fourth proportional to 873,659.16, 1,310,675.84 and 494,759 is: 742,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,659.16 : 1,310,675.84 = 494,759 : x
  2. Step 2: Convert to fraction form
    873,659.16/1,310,675.84 = 494,759/x
  3. Step 3: Cross multiply
    873,659.16x = 1,310,675.84 × 494,759
  4. Step 4: Simplify right side
    873,659.16x = 648,468,667,922.56
  5. Step 5: Solve for x
    x = 648,468,667,922.56/873,659.16
  6. Step 6: Final answer
    x = 742,244.46

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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.