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Finding the Fourth Proportional to 369,750.32, 510,255.48 and 199,984.44

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Solution

The fourth proportional to 369,750.32, 510,255.48 and 199,984.44 is: 275,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,750.32 : 510,255.48 = 199,984.44 : x
  2. Step 2: Convert to fraction form
    369,750.32/510,255.48 = 199,984.44/x
  3. Step 3: Cross multiply
    369,750.32x = 510,255.48 × 199,984.44
  4. Step 4: Simplify right side
    369,750.32x = 102,043,156,424.73
  5. Step 5: Solve for x
    x = 102,043,156,424.73/369,750.32
  6. Step 6: Final answer
    x = 275,978.55

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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.