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Finding the Fourth Proportional to 605,205.90, 907,808.85 and 184,481.10

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Solution

The fourth proportional to 605,205.90, 907,808.85 and 184,481.10 is: 276,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,205.90 : 907,808.85 = 184,481.10 : x
  2. Step 2: Convert to fraction form
    605,205.90/907,808.85 = 184,481.10/x
  3. Step 3: Cross multiply
    605,205.90x = 907,808.85 × 184,481.10
  4. Step 4: Simplify right side
    605,205.90x = 167,473,575,237.74
  5. Step 5: Solve for x
    x = 167,473,575,237.74/605,205.90
  6. Step 6: Final answer
    x = 276,721.65

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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.