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Finding the Fourth Proportional to 455,058.24, 628,105.27 and 264,133.14

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Solution

The fourth proportional to 455,058.24, 628,105.27 and 264,133.14 is: 364,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,058.24 : 628,105.27 = 264,133.14 : x
  2. Step 2: Convert to fraction form
    455,058.24/628,105.27 = 264,133.14/x
  3. Step 3: Cross multiply
    455,058.24x = 628,105.27 × 264,133.14
  4. Step 4: Simplify right side
    455,058.24x = 165,903,417,215.65
  5. Step 5: Solve for x
    x = 165,903,417,215.65/455,058.24
  6. Step 6: Final answer
    x = 364,576.23

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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.