Home / 369,986.44-510,581.70-200,220.58

Finding the Fourth Proportional to 369,986.44, 510,581.70 and 200,220.58

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Solution

The fourth proportional to 369,986.44, 510,581.70 and 200,220.58 is: 276,304.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,986.44 : 510,581.70 = 200,220.58 : x
  2. Step 2: Convert to fraction form
    369,986.44/510,581.70 = 200,220.58/x
  3. Step 3: Cross multiply
    369,986.44x = 510,581.70 × 200,220.58
  4. Step 4: Simplify right side
    369,986.44x = 102,228,964,111.39
  5. Step 5: Solve for x
    x = 102,228,964,111.39/369,986.44
  6. Step 6: Final answer
    x = 276,304.62

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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.