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Finding the Fourth Proportional to 455,158.48, 682,825.80 and 174,653.92

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Solution

The fourth proportional to 455,158.48, 682,825.80 and 174,653.92 is: 262,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,158.48 : 682,825.80 = 174,653.92 : x
  2. Step 2: Convert to fraction form
    455,158.48/682,825.80 = 174,653.92/x
  3. Step 3: Cross multiply
    455,158.48x = 682,825.80 × 174,653.92
  4. Step 4: Simplify right side
    455,158.48x = 119,258,202,647.14
  5. Step 5: Solve for x
    x = 119,258,202,647.14/455,158.48
  6. Step 6: Final answer
    x = 262,014.68

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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.