Home / 369,729.30-510,226.43-199,963.43

Finding the Fourth Proportional to 369,729.30, 510,226.43 and 199,963.43

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Solution

The fourth proportional to 369,729.30, 510,226.43 and 199,963.43 is: 275,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,729.30 : 510,226.43 = 199,963.43 : x
  2. Step 2: Convert to fraction form
    369,729.30/510,226.43 = 199,963.43/x
  3. Step 3: Cross multiply
    369,729.30x = 510,226.43 × 199,963.43
  4. Step 4: Simplify right side
    369,729.30x = 102,026,624,468.32
  5. Step 5: Solve for x
    x = 102,026,624,468.32/369,729.30
  6. Step 6: Final answer
    x = 275,949.52

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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.