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Finding the Fourth Proportional to 359,293, 538,937.34 and 93,052.84

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Solution

The fourth proportional to 359,293, 538,937.34 and 93,052.84 is: 139,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,293 : 538,937.34 = 93,052.84 : x
  2. Step 2: Convert to fraction form
    359,293/538,937.34 = 93,052.84/x
  3. Step 3: Cross multiply
    359,293x = 538,937.34 × 93,052.84
  4. Step 4: Simplify right side
    359,293x = 50,149,650,069.05
  5. Step 5: Solve for x
    x = 50,149,650,069.05/359,293
  6. Step 6: Final answer
    x = 139,578.70

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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.