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Finding the Fourth Proportional to 350,816.01, 484,125.96 and 189,671.01

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Solution

The fourth proportional to 350,816.01, 484,125.96 and 189,671.01 is: 261,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,816.01 : 484,125.96 = 189,671.01 : x
  2. Step 2: Convert to fraction form
    350,816.01/484,125.96 = 189,671.01/x
  3. Step 3: Cross multiply
    350,816.01x = 484,125.96 × 189,671.01
  4. Step 4: Simplify right side
    350,816.01x = 91,824,657,379.79
  5. Step 5: Solve for x
    x = 91,824,657,379.79/350,816.01
  6. Step 6: Final answer
    x = 261,745.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.