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Finding the Fourth Proportional to 500,855.42, 751,329.54 and 181,087.27

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Solution

The fourth proportional to 500,855.42, 751,329.54 and 181,087.27 is: 271,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,855.42 : 751,329.54 = 181,087.27 : x
  2. Step 2: Convert to fraction form
    500,855.42/751,329.54 = 181,087.27/x
  3. Step 3: Cross multiply
    500,855.42x = 751,329.54 × 181,087.27
  4. Step 4: Simplify right side
    500,855.42x = 136,056,213,390.63
  5. Step 5: Solve for x
    x = 136,056,213,390.63/500,855.42
  6. Step 6: Final answer
    x = 271,647.68

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1.5x scale

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.