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Finding the Fourth Proportional to 555,521.44, 833,110.18 and 200,490.52

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Solution

The fourth proportional to 555,521.44, 833,110.18 and 200,490.52 is: 300,673.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,521.44 : 833,110.18 = 200,490.52 : x
  2. Step 2: Convert to fraction form
    555,521.44/833,110.18 = 200,490.52/x
  3. Step 3: Cross multiply
    555,521.44x = 833,110.18 × 200,490.52
  4. Step 4: Simplify right side
    555,521.44x = 167,030,693,205.49
  5. Step 5: Solve for x
    x = 167,030,693,205.49/555,521.44
  6. Step 6: Final answer
    x = 300,673.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.