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Finding the Fourth Proportional to 359,376.94, 495,968.03 and 198,246.07

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Solution

The fourth proportional to 359,376.94, 495,968.03 and 198,246.07 is: 273,594.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,376.94 : 495,968.03 = 198,246.07 : x
  2. Step 2: Convert to fraction form
    359,376.94/495,968.03 = 198,246.07/x
  3. Step 3: Cross multiply
    359,376.94x = 495,968.03 × 198,246.07
  4. Step 4: Simplify right side
    359,376.94x = 98,323,712,793.14
  5. Step 5: Solve for x
    x = 98,323,712,793.14/359,376.94
  6. Step 6: Final answer
    x = 273,594.94

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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.