Home / 369,964.48-510,552.40-200,198.64

Finding the Fourth Proportional to 369,964.48, 510,552.40 and 200,198.64

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Solution

The fourth proportional to 369,964.48, 510,552.40 and 200,198.64 is: 276,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,964.48 : 510,552.40 = 200,198.64 : x
  2. Step 2: Convert to fraction form
    369,964.48/510,552.40 = 200,198.64/x
  3. Step 3: Cross multiply
    369,964.48x = 510,552.40 × 200,198.64
  4. Step 4: Simplify right side
    369,964.48x = 102,211,896,128.74
  5. Step 5: Solve for x
    x = 102,211,896,128.74/369,964.48
  6. Step 6: Final answer
    x = 276,274.89

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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.