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Finding the Fourth Proportional to 359,093.39, 495,537.14 and 197,945.51

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Solution

The fourth proportional to 359,093.39, 495,537.14 and 197,945.51 is: 273,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,093.39 : 495,537.14 = 197,945.51 : x
  2. Step 2: Convert to fraction form
    359,093.39/495,537.14 = 197,945.51/x
  3. Step 3: Cross multiply
    359,093.39x = 495,537.14 × 197,945.51
  4. Step 4: Simplify right side
    359,093.39x = 98,089,349,918.42
  5. Step 5: Solve for x
    x = 98,089,349,918.42/359,093.39
  6. Step 6: Final answer
    x = 273,158.33

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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.