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Finding the Fourth Proportional to 415,793.66, 573,794.76 and 224,806.60

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Solution

The fourth proportional to 415,793.66, 573,794.76 and 224,806.60 is: 310,232.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,793.66 : 573,794.76 = 224,806.60 : x
  2. Step 2: Convert to fraction form
    415,793.66/573,794.76 = 224,806.60/x
  3. Step 3: Cross multiply
    415,793.66x = 573,794.76 × 224,806.60
  4. Step 4: Simplify right side
    415,793.66x = 128,992,849,093.42
  5. Step 5: Solve for x
    x = 128,992,849,093.42/415,793.66
  6. Step 6: Final answer
    x = 310,232.84

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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.