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Finding the Fourth Proportional to 377,033.16, 520,227.24 and 224,125.42

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Solution

The fourth proportional to 377,033.16, 520,227.24 and 224,125.42 is: 309,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,033.16 : 520,227.24 = 224,125.42 : x
  2. Step 2: Convert to fraction form
    377,033.16/520,227.24 = 224,125.42/x
  3. Step 3: Cross multiply
    377,033.16x = 520,227.24 × 224,125.42
  4. Step 4: Simplify right side
    377,033.16x = 116,596,148,660.44
  5. Step 5: Solve for x
    x = 116,596,148,660.44/377,033.16
  6. Step 6: Final answer
    x = 309,246.40

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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.