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Finding the Fourth Proportional to 458,793.80, 633,114.02 and 254,857.85

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Solution

The fourth proportional to 458,793.80, 633,114.02 and 254,857.85 is: 351,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,793.80 : 633,114.02 = 254,857.85 : x
  2. Step 2: Convert to fraction form
    458,793.80/633,114.02 = 254,857.85/x
  3. Step 3: Cross multiply
    458,793.80x = 633,114.02 × 254,857.85
  4. Step 4: Simplify right side
    458,793.80x = 161,354,076,667.77
  5. Step 5: Solve for x
    x = 161,354,076,667.77/458,793.80
  6. Step 6: Final answer
    x = 351,691.93

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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.