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Finding the Fourth Proportional to 369,958.76, 510,544.44 and 200,192.88

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Solution

The fourth proportional to 369,958.76, 510,544.44 and 200,192.88 is: 276,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,958.76 : 510,544.44 = 200,192.88 : x
  2. Step 2: Convert to fraction form
    369,958.76/510,544.44 = 200,192.88/x
  3. Step 3: Cross multiply
    369,958.76x = 510,544.44 × 200,192.88
  4. Step 4: Simplify right side
    369,958.76x = 102,207,360,810.62
  5. Step 5: Solve for x
    x = 102,207,360,810.62/369,958.76
  6. Step 6: Final answer
    x = 276,266.91

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1.5x scale

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.