Home / 369,961.53-510,548.25-200,195.65

Finding the Fourth Proportional to 369,961.53, 510,548.25 and 200,195.65

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Solution

The fourth proportional to 369,961.53, 510,548.25 and 200,195.65 is: 276,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,961.53 : 510,548.25 = 200,195.65 : x
  2. Step 2: Convert to fraction form
    369,961.53/510,548.25 = 200,195.65/x
  3. Step 3: Cross multiply
    369,961.53x = 510,548.25 × 200,195.65
  4. Step 4: Simplify right side
    369,961.53x = 102,209,538,765.11
  5. Step 5: Solve for x
    x = 102,209,538,765.11/369,961.53
  6. Step 6: Final answer
    x = 276,270.72

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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.