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Finding the Fourth Proportional to 328,078.62, 452,742.62 and 184,835.59

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Solution

The fourth proportional to 328,078.62, 452,742.62 and 184,835.59 is: 255,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,078.62 : 452,742.62 = 184,835.59 : x
  2. Step 2: Convert to fraction form
    328,078.62/452,742.62 = 184,835.59/x
  3. Step 3: Cross multiply
    328,078.62x = 452,742.62 × 184,835.59
  4. Step 4: Simplify right side
    328,078.62x = 83,682,947,229.81
  5. Step 5: Solve for x
    x = 83,682,947,229.81/328,078.62
  6. Step 6: Final answer
    x = 255,069.80

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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.