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Finding the Fourth Proportional to 284,666.67, 427,524.89 and 225,880.11

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Solution

The fourth proportional to 284,666.67, 427,524.89 and 225,880.11 is: 339,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,666.67 : 427,524.89 = 225,880.11 : x
  2. Step 2: Convert to fraction form
    284,666.67/427,524.89 = 225,880.11/x
  3. Step 3: Cross multiply
    284,666.67x = 427,524.89 × 225,880.11
  4. Step 4: Simplify right side
    284,666.67x = 96,569,368,051.54
  5. Step 5: Solve for x
    x = 96,569,368,051.54/284,666.67
  6. Step 6: Final answer
    x = 339,236.65

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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.