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Finding the Fourth Proportional to 377,293.38, 520,493.11 and 224,244.60

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Solution

The fourth proportional to 377,293.38, 520,493.11 and 224,244.60 is: 309,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,293.38 : 520,493.11 = 224,244.60 : x
  2. Step 2: Convert to fraction form
    377,293.38/520,493.11 = 224,244.60/x
  3. Step 3: Cross multiply
    377,293.38x = 520,493.11 × 224,244.60
  4. Step 4: Simplify right side
    377,293.38x = 116,717,769,670.02
  5. Step 5: Solve for x
    x = 116,717,769,670.02/377,293.38
  6. Step 6: Final answer
    x = 309,355.47

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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.