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Finding the Fourth Proportional to 286,652.36, 395,757.30 and 184,713.80

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Solution

The fourth proportional to 286,652.36, 395,757.30 and 184,713.80 is: 255,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,652.36 : 395,757.30 = 184,713.80 : x
  2. Step 2: Convert to fraction form
    286,652.36/395,757.30 = 184,713.80/x
  3. Step 3: Cross multiply
    286,652.36x = 395,757.30 × 184,713.80
  4. Step 4: Simplify right side
    286,652.36x = 73,101,834,760.74
  5. Step 5: Solve for x
    x = 73,101,834,760.74/286,652.36
  6. Step 6: Final answer
    x = 255,019.13

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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.