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Finding the Fourth Proportional to 605,326.48, 907,987.20 and 184,601.12

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Solution

The fourth proportional to 605,326.48, 907,987.20 and 184,601.12 is: 276,900.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,326.48 : 907,987.20 = 184,601.12 : x
  2. Step 2: Convert to fraction form
    605,326.48/907,987.20 = 184,601.12/x
  3. Step 3: Cross multiply
    605,326.48x = 907,987.20 × 184,601.12
  4. Step 4: Simplify right side
    605,326.48x = 167,615,454,065.66
  5. Step 5: Solve for x
    x = 167,615,454,065.66/605,326.48
  6. Step 6: Final answer
    x = 276,900.91

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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.