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Finding the Fourth Proportional to 303,235.01, 454,483.54 and 214,514.09

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Solution

The fourth proportional to 303,235.01, 454,483.54 and 214,514.09 is: 321,510.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,235.01 : 454,483.54 = 214,514.09 : x
  2. Step 2: Convert to fraction form
    303,235.01/454,483.54 = 214,514.09/x
  3. Step 3: Cross multiply
    303,235.01x = 454,483.54 × 214,514.09
  4. Step 4: Simplify right side
    303,235.01x = 97,493,122,703.12
  5. Step 5: Solve for x
    x = 97,493,122,703.12/303,235.01
  6. Step 6: Final answer
    x = 321,510.12

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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.