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Finding the Fourth Proportional to 605,422.54, 908,275.83 and 184,698.28

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Solution

The fourth proportional to 605,422.54, 908,275.83 and 184,698.28 is: 277,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,422.54 : 908,275.83 = 184,698.28 : x
  2. Step 2: Convert to fraction form
    605,422.54/908,275.83 = 184,698.28/x
  3. Step 3: Cross multiply
    605,422.54x = 908,275.83 × 184,698.28
  4. Step 4: Simplify right side
    605,422.54x = 167,756,983,566.57
  5. Step 5: Solve for x
    x = 167,756,983,566.57/605,422.54
  6. Step 6: Final answer
    x = 277,090.75

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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.