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Finding the Fourth Proportional to 395,188.95, 592,783.85 and 184,974.51

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Solution

The fourth proportional to 395,188.95, 592,783.85 and 184,974.51 is: 277,461.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,188.95 : 592,783.85 = 184,974.51 : x
  2. Step 2: Convert to fraction form
    395,188.95/592,783.85 = 184,974.51/x
  3. Step 3: Cross multiply
    395,188.95x = 592,783.85 × 184,974.51
  4. Step 4: Simplify right side
    395,188.95x = 109,649,902,189.66
  5. Step 5: Solve for x
    x = 109,649,902,189.66/395,188.95
  6. Step 6: Final answer
    x = 277,461.96

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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.