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Finding the Fourth Proportional to 359,287.29, 495,809.73 and 195,945.75

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Solution

The fourth proportional to 359,287.29, 495,809.73 and 195,945.75 is: 270,401.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,287.29 : 495,809.73 = 195,945.75 : x
  2. Step 2: Convert to fraction form
    359,287.29/495,809.73 = 195,945.75/x
  3. Step 3: Cross multiply
    359,287.29x = 495,809.73 × 195,945.75
  4. Step 4: Simplify right side
    359,287.29x = 97,151,809,402.15
  5. Step 5: Solve for x
    x = 97,151,809,402.15/359,287.29
  6. Step 6: Final answer
    x = 270,401.46

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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.