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Finding the Fourth Proportional to 350,920.84, 526,425 and 114,199.96

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Solution

The fourth proportional to 350,920.84, 526,425 and 114,199.96 is: 171,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,920.84 : 526,425 = 114,199.96 : x
  2. Step 2: Convert to fraction form
    350,920.84/526,425 = 114,199.96/x
  3. Step 3: Cross multiply
    350,920.84x = 526,425 × 114,199.96
  4. Step 4: Simplify right side
    350,920.84x = 60,117,713,943
  5. Step 5: Solve for x
    x = 60,117,713,943/350,920.84
  6. Step 6: Final answer
    x = 171,314.17

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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.