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Finding the Fourth Proportional to 546,732.69, 820,465.09 and 226,884.87

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Solution

The fourth proportional to 546,732.69, 820,465.09 and 226,884.87 is: 340,479.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,732.69 : 820,465.09 = 226,884.87 : x
  2. Step 2: Convert to fraction form
    546,732.69/820,465.09 = 226,884.87/x
  3. Step 3: Cross multiply
    546,732.69x = 820,465.09 × 226,884.87
  4. Step 4: Simplify right side
    546,732.69x = 186,151,114,716.98
  5. Step 5: Solve for x
    x = 186,151,114,716.98/546,732.69
  6. Step 6: Final answer
    x = 340,479.21

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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.