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Finding the Fourth Proportional to 329,782.93, 454,478.45 and 264,297.37

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Solution

The fourth proportional to 329,782.93, 454,478.45 and 264,297.37 is: 364,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,782.93 : 454,478.45 = 264,297.37 : x
  2. Step 2: Convert to fraction form
    329,782.93/454,478.45 = 264,297.37/x
  3. Step 3: Cross multiply
    329,782.93x = 454,478.45 × 264,297.37
  4. Step 4: Simplify right side
    329,782.93x = 120,117,460,959.37
  5. Step 5: Solve for x
    x = 120,117,460,959.37/329,782.93
  6. Step 6: Final answer
    x = 364,231.90

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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.