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Finding the Fourth Proportional to 496,541.13, 744,813.51 and 122,564.13

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Solution

The fourth proportional to 496,541.13, 744,813.51 and 122,564.13 is: 183,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,541.13 : 744,813.51 = 122,564.13 : x
  2. Step 2: Convert to fraction form
    496,541.13/744,813.51 = 122,564.13/x
  3. Step 3: Cross multiply
    496,541.13x = 744,813.51 × 122,564.13
  4. Step 4: Simplify right side
    496,541.13x = 91,287,419,865.40
  5. Step 5: Solve for x
    x = 91,287,419,865.40/496,541.13
  6. Step 6: Final answer
    x = 183,846.64

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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.