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Finding the Fourth Proportional to 403,577, 603,870.84 and 252,614.60

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Solution

The fourth proportional to 403,577, 603,870.84 and 252,614.60 is: 377,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,577 : 603,870.84 = 252,614.60 : x
  2. Step 2: Convert to fraction form
    403,577/603,870.84 = 252,614.60/x
  3. Step 3: Cross multiply
    403,577x = 603,870.84 × 252,614.60
  4. Step 4: Simplify right side
    403,577x = 152,546,590,698.26
  5. Step 5: Solve for x
    x = 152,546,590,698.26/403,577
  6. Step 6: Final answer
    x = 377,986.33

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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.