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Finding the Fourth Proportional to 441,608.24, 609,499.14 and 260,309.72

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Solution

The fourth proportional to 441,608.24, 609,499.14 and 260,309.72 is: 359,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,608.24 : 609,499.14 = 260,309.72 : x
  2. Step 2: Convert to fraction form
    441,608.24/609,499.14 = 260,309.72/x
  3. Step 3: Cross multiply
    441,608.24x = 609,499.14 × 260,309.72
  4. Step 4: Simplify right side
    441,608.24x = 158,658,550,473.64
  5. Step 5: Solve for x
    x = 158,658,550,473.64/441,608.24
  6. Step 6: Final answer
    x = 359,274.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.