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Finding the Fourth Proportional to 603,624.42, 905,436.80 and 224,495.62

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Solution

The fourth proportional to 603,624.42, 905,436.80 and 224,495.62 is: 336,743.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,624.42 : 905,436.80 = 224,495.62 : x
  2. Step 2: Convert to fraction form
    603,624.42/905,436.80 = 224,495.62/x
  3. Step 3: Cross multiply
    603,624.42x = 905,436.80 × 224,495.62
  4. Step 4: Simplify right side
    603,624.42x = 203,266,593,242.60
  5. Step 5: Solve for x
    x = 203,266,593,242.60/603,624.42
  6. Step 6: Final answer
    x = 336,743.49

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Similar ratio
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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.