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Finding the Fourth Proportional to 396,602.94, 594,752.58 and 168,756.03

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Solution

The fourth proportional to 396,602.94, 594,752.58 and 168,756.03 is: 253,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,602.94 : 594,752.58 = 168,756.03 : x
  2. Step 2: Convert to fraction form
    396,602.94/594,752.58 = 168,756.03/x
  3. Step 3: Cross multiply
    396,602.94x = 594,752.58 × 168,756.03
  4. Step 4: Simplify right side
    396,602.94x = 100,368,086,054.58
  5. Step 5: Solve for x
    x = 100,368,086,054.58/396,602.94
  6. Step 6: Final answer
    x = 253,069.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.