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Finding the Fourth Proportional to 359,001.84, 495,396.28 and 197,847.48

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Solution

The fourth proportional to 359,001.84, 495,396.28 and 197,847.48 is: 273,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,001.84 : 495,396.28 = 197,847.48 : x
  2. Step 2: Convert to fraction form
    359,001.84/495,396.28 = 197,847.48/x
  3. Step 3: Cross multiply
    359,001.84x = 495,396.28 × 197,847.48
  4. Step 4: Simplify right side
    359,001.84x = 98,012,905,599.37
  5. Step 5: Solve for x
    x = 98,012,905,599.37/359,001.84
  6. Step 6: Final answer
    x = 273,015.05

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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.