Home / 455,735.52-684,032.22-231,257.04

Finding the Fourth Proportional to 455,735.52, 684,032.22 and 231,257.04

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Solution

The fourth proportional to 455,735.52, 684,032.22 and 231,257.04 is: 347,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,735.52 : 684,032.22 = 231,257.04 : x
  2. Step 2: Convert to fraction form
    455,735.52/684,032.22 = 231,257.04/x
  3. Step 3: Cross multiply
    455,735.52x = 684,032.22 × 231,257.04
  4. Step 4: Simplify right side
    455,735.52x = 158,187,266,461.83
  5. Step 5: Solve for x
    x = 158,187,266,461.83/455,735.52
  6. Step 6: Final answer
    x = 347,103.22

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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.