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Finding the Fourth Proportional to 546,768.67, 820,519.07 and 226,920.81

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Solution

The fourth proportional to 546,768.67, 820,519.07 and 226,920.81 is: 340,533.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,768.67 : 820,519.07 = 226,920.81 : x
  2. Step 2: Convert to fraction form
    546,768.67/820,519.07 = 226,920.81/x
  3. Step 3: Cross multiply
    546,768.67x = 820,519.07 × 226,920.81
  4. Step 4: Simplify right side
    546,768.67x = 186,192,851,984.85
  5. Step 5: Solve for x
    x = 186,192,851,984.85/546,768.67
  6. Step 6: Final answer
    x = 340,533.14

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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.