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Finding the Fourth Proportional to 350,653.37, 483,903.86 and 189,508.04

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Solution

The fourth proportional to 350,653.37, 483,903.86 and 189,508.04 is: 261,522.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,653.37 : 483,903.86 = 189,508.04 : x
  2. Step 2: Convert to fraction form
    350,653.37/483,903.86 = 189,508.04/x
  3. Step 3: Cross multiply
    350,653.37x = 483,903.86 × 189,508.04
  4. Step 4: Simplify right side
    350,653.37x = 91,703,668,689.97
  5. Step 5: Solve for x
    x = 91,703,668,689.97/350,653.37
  6. Step 6: Final answer
    x = 261,522.28

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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.