Home / 1,005,229.20-1,507,840.83-406,183.44

Finding the Fourth Proportional to 1,005,229.20, 1,507,840.83 and 406,183.44

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Solution

The fourth proportional to 1,005,229.20, 1,507,840.83 and 406,183.44 is: 609,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,229.20 : 1,507,840.83 = 406,183.44 : x
  2. Step 2: Convert to fraction form
    1,005,229.20/1,507,840.83 = 406,183.44/x
  3. Step 3: Cross multiply
    1,005,229.20x = 1,507,840.83 × 406,183.44
  4. Step 4: Simplify right side
    1,005,229.20x = 612,459,975,301.86
  5. Step 5: Solve for x
    x = 612,459,975,301.86/1,005,229.20
  6. Step 6: Final answer
    x = 609,273.96

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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.