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Finding the Fourth Proportional to 507,000.80, 760,540.80 and 226,546.40

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Solution

The fourth proportional to 507,000.80, 760,540.80 and 226,546.40 is: 339,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,000.80 : 760,540.80 = 226,546.40 : x
  2. Step 2: Convert to fraction form
    507,000.80/760,540.80 = 226,546.40/x
  3. Step 3: Cross multiply
    507,000.80x = 760,540.80 × 226,546.40
  4. Step 4: Simplify right side
    507,000.80x = 172,297,780,293.12
  5. Step 5: Solve for x
    x = 172,297,780,293.12/507,000.80
  6. Step 6: Final answer
    x = 339,837.29

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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.