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Finding the Fourth Proportional to 369,992.88, 510,590.10 and 200,226.99

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Solution

The fourth proportional to 369,992.88, 510,590.10 and 200,226.99 is: 276,313.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,992.88 : 510,590.10 = 200,226.99 : x
  2. Step 2: Convert to fraction form
    369,992.88/510,590.10 = 200,226.99/x
  3. Step 3: Cross multiply
    369,992.88x = 510,590.10 × 200,226.99
  4. Step 4: Simplify right side
    369,992.88x = 102,233,918,846.80
  5. Step 5: Solve for x
    x = 102,233,918,846.80/369,992.88
  6. Step 6: Final answer
    x = 276,313.21

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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.