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Finding the Fourth Proportional to 605,775.48, 835,975.86 and 333,853.16

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Solution

The fourth proportional to 605,775.48, 835,975.86 and 333,853.16 is: 460,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,775.48 : 835,975.86 = 333,853.16 : x
  2. Step 2: Convert to fraction form
    605,775.48/835,975.86 = 333,853.16/x
  3. Step 3: Cross multiply
    605,775.48x = 835,975.86 × 333,853.16
  4. Step 4: Simplify right side
    605,775.48x = 279,093,184,632.14
  5. Step 5: Solve for x
    x = 279,093,184,632.14/605,775.48
  6. Step 6: Final answer
    x = 460,720.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.