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Finding the Fourth Proportional to 350,950.83, 484,312.15 and 189,805.88

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Solution

The fourth proportional to 350,950.83, 484,312.15 and 189,805.88 is: 261,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,950.83 : 484,312.15 = 189,805.88 : x
  2. Step 2: Convert to fraction form
    350,950.83/484,312.15 = 189,805.88/x
  3. Step 3: Cross multiply
    350,950.83x = 484,312.15 × 189,805.88
  4. Step 4: Simplify right side
    350,950.83x = 91,925,293,690.31
  5. Step 5: Solve for x
    x = 91,925,293,690.31/350,950.83
  6. Step 6: Final answer
    x = 261,932.12

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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.