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Finding the Fourth Proportional to 304,559.21, 454,659.06 and 264,712.07

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Solution

The fourth proportional to 304,559.21, 454,659.06 and 264,712.07 is: 395,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,559.21 : 454,659.06 = 264,712.07 : x
  2. Step 2: Convert to fraction form
    304,559.21/454,659.06 = 264,712.07/x
  3. Step 3: Cross multiply
    304,559.21x = 454,659.06 × 264,712.07
  4. Step 4: Simplify right side
    304,559.21x = 120,353,738,643.56
  5. Step 5: Solve for x
    x = 120,353,738,643.56/304,559.21
  6. Step 6: Final answer
    x = 395,173.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.