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Finding the Fourth Proportional to 359,051.26, 495,468.21 and 197,897.44

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Solution

The fourth proportional to 359,051.26, 495,468.21 and 197,897.44 is: 273,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,051.26 : 495,468.21 = 197,897.44 : x
  2. Step 2: Convert to fraction form
    359,051.26/495,468.21 = 197,897.44/x
  3. Step 3: Cross multiply
    359,051.26x = 495,468.21 × 197,897.44
  4. Step 4: Simplify right side
    359,051.26x = 98,051,890,360.38
  5. Step 5: Solve for x
    x = 98,051,890,360.38/359,051.26
  6. Step 6: Final answer
    x = 273,086.05

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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.