Home / 396,314.16-594,346.36-130,012.62

Finding the Fourth Proportional to 396,314.16, 594,346.36 and 130,012.62

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Solution

The fourth proportional to 396,314.16, 594,346.36 and 130,012.62 is: 194,977.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,314.16 : 594,346.36 = 130,012.62 : x
  2. Step 2: Convert to fraction form
    396,314.16/594,346.36 = 130,012.62/x
  3. Step 3: Cross multiply
    396,314.16x = 594,346.36 × 130,012.62
  4. Step 4: Simplify right side
    396,314.16x = 77,272,527,126.03
  5. Step 5: Solve for x
    x = 77,272,527,126.03/396,314.16
  6. Step 6: Final answer
    x = 194,977.96

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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.