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Finding the Fourth Proportional to 605,628.96, 835,505.37 and 360,476.25

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Solution

The fourth proportional to 605,628.96, 835,505.37 and 360,476.25 is: 497,300.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,628.96 : 835,505.37 = 360,476.25 : x
  2. Step 2: Convert to fraction form
    605,628.96/835,505.37 = 360,476.25/x
  3. Step 3: Cross multiply
    605,628.96x = 835,505.37 × 360,476.25
  4. Step 4: Simplify right side
    605,628.96x = 301,179,840,851.10
  5. Step 5: Solve for x
    x = 301,179,840,851.10/605,628.96
  6. Step 6: Final answer
    x = 497,300.92

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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.