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Finding the Fourth Proportional to 369,771.62, 510,284.61 and 200,005.74

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Solution

The fourth proportional to 369,771.62, 510,284.61 and 200,005.74 is: 276,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,771.62 : 510,284.61 = 200,005.74 : x
  2. Step 2: Convert to fraction form
    369,771.62/510,284.61 = 200,005.74/x
  3. Step 3: Cross multiply
    369,771.62x = 510,284.61 × 200,005.74
  4. Step 4: Simplify right side
    369,771.62x = 102,059,851,033.66
  5. Step 5: Solve for x
    x = 102,059,851,033.66/369,771.62
  6. Step 6: Final answer
    x = 276,007.80

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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.