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Finding the Fourth Proportional to 550,182.53, 825,335.45 and 493,675.31

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Solution

The fourth proportional to 550,182.53, 825,335.45 and 493,675.31 is: 740,568.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,182.53 : 825,335.45 = 493,675.31 : x
  2. Step 2: Convert to fraction form
    550,182.53/825,335.45 = 493,675.31/x
  3. Step 3: Cross multiply
    550,182.53x = 825,335.45 × 493,675.31
  4. Step 4: Simplify right side
    550,182.53x = 407,447,727,537.69
  5. Step 5: Solve for x
    x = 407,447,727,537.69/550,182.53
  6. Step 6: Final answer
    x = 740,568.28

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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.