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Finding the Fourth Proportional to 359,148.12, 495,609.45 and 195,801.08

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Solution

The fourth proportional to 359,148.12, 495,609.45 and 195,801.08 is: 270,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,148.12 : 495,609.45 = 195,801.08 : x
  2. Step 2: Convert to fraction form
    359,148.12/495,609.45 = 195,801.08/x
  3. Step 3: Cross multiply
    359,148.12x = 495,609.45 × 195,801.08
  4. Step 4: Simplify right side
    359,148.12x = 97,040,865,568.21
  5. Step 5: Solve for x
    x = 97,040,865,568.21/359,148.12
  6. Step 6: Final answer
    x = 270,197.34

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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.