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Finding the Fourth Proportional to 335,040, 462,355.20 and 184,137

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Solution

The fourth proportional to 335,040, 462,355.20 and 184,137 is: 254,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,040 : 462,355.20 = 184,137 : x
  2. Step 2: Convert to fraction form
    335,040/462,355.20 = 184,137/x
  3. Step 3: Cross multiply
    335,040x = 462,355.20 × 184,137
  4. Step 4: Simplify right side
    335,040x = 85,136,699,462.40
  5. Step 5: Solve for x
    x = 85,136,699,462.40/335,040
  6. Step 6: Final answer
    x = 254,109.06

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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.