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Finding the Fourth Proportional to 605,145.90, 907,718.85 and 184,442.70

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Solution

The fourth proportional to 605,145.90, 907,718.85 and 184,442.70 is: 276,664.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,145.90 : 907,718.85 = 184,442.70 : x
  2. Step 2: Convert to fraction form
    605,145.90/907,718.85 = 184,442.70/x
  3. Step 3: Cross multiply
    605,145.90x = 907,718.85 × 184,442.70
  4. Step 4: Simplify right side
    605,145.90x = 167,422,115,534.90
  5. Step 5: Solve for x
    x = 167,422,115,534.90/605,145.90
  6. Step 6: Final answer
    x = 276,664.05

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Similar ratio
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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.