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Finding the Fourth Proportional to 359,054.94, 495,489.89 and 197,924.98

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Solution

The fourth proportional to 359,054.94, 495,489.89 and 197,924.98 is: 273,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,054.94 : 495,489.89 = 197,924.98 : x
  2. Step 2: Convert to fraction form
    359,054.94/495,489.89 = 197,924.98/x
  3. Step 3: Cross multiply
    359,054.94x = 495,489.89 × 197,924.98
  4. Step 4: Simplify right side
    359,054.94x = 98,069,825,824.54
  5. Step 5: Solve for x
    x = 98,069,825,824.54/359,054.94
  6. Step 6: Final answer
    x = 273,133.20

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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.