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Finding the Fourth Proportional to 295,486.08, 407,716.64 and 174,647.04

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Solution

The fourth proportional to 295,486.08, 407,716.64 and 174,647.04 is: 240,980.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,486.08 : 407,716.64 = 174,647.04 : x
  2. Step 2: Convert to fraction form
    295,486.08/407,716.64 = 174,647.04/x
  3. Step 3: Cross multiply
    295,486.08x = 407,716.64 × 174,647.04
  4. Step 4: Simplify right side
    295,486.08x = 71,206,504,334.75
  5. Step 5: Solve for x
    x = 71,206,504,334.75/295,486.08
  6. Step 6: Final answer
    x = 240,980.91

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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.