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Finding the Fourth Proportional to 359,061.26, 495,482 and 197,907.44

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Solution

The fourth proportional to 359,061.26, 495,482 and 197,907.44 is: 273,099.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,061.26 : 495,482 = 197,907.44 : x
  2. Step 2: Convert to fraction form
    359,061.26/495,482 = 197,907.44/x
  3. Step 3: Cross multiply
    359,061.26x = 495,482 × 197,907.44
  4. Step 4: Simplify right side
    359,061.26x = 98,059,574,186.08
  5. Step 5: Solve for x
    x = 98,059,574,186.08/359,061.26
  6. Step 6: Final answer
    x = 273,099.84

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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.