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Finding the Fourth Proportional to 377,063.94, 520,515.97 and 224,151.63

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Solution

The fourth proportional to 377,063.94, 520,515.97 and 224,151.63 is: 309,428.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,063.94 : 520,515.97 = 224,151.63 : x
  2. Step 2: Convert to fraction form
    377,063.94/520,515.97 = 224,151.63/x
  3. Step 3: Cross multiply
    377,063.94x = 520,515.97 × 224,151.63
  4. Step 4: Simplify right side
    377,063.94x = 116,674,501,910.56
  5. Step 5: Solve for x
    x = 116,674,501,910.56/377,063.94
  6. Step 6: Final answer
    x = 309,428.96

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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.