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Finding the Fourth Proportional to 417,072.00, 575,578.58 and 235,791.57

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Solution

The fourth proportional to 417,072.00, 575,578.58 and 235,791.57 is: 325,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,072.00 : 575,578.58 = 235,791.57 : x
  2. Step 2: Convert to fraction form
    417,072.00/575,578.58 = 235,791.57/x
  3. Step 3: Cross multiply
    417,072.00x = 575,578.58 × 235,791.57
  4. Step 4: Simplify right side
    417,072.00x = 135,716,578,016.03
  5. Step 5: Solve for x
    x = 135,716,578,016.03/417,072.00
  6. Step 6: Final answer
    x = 325,403.23

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1.5x scale

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.