Home / 335,780.34-503,670.60-111,080.40

Finding the Fourth Proportional to 335,780.34, 503,670.60 and 111,080.40

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Solution

The fourth proportional to 335,780.34, 503,670.60 and 111,080.40 is: 166,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,780.34 : 503,670.60 = 111,080.40 : x
  2. Step 2: Convert to fraction form
    335,780.34/503,670.60 = 111,080.40/x
  3. Step 3: Cross multiply
    335,780.34x = 503,670.60 × 111,080.40
  4. Step 4: Simplify right side
    335,780.34x = 55,947,931,716.24
  5. Step 5: Solve for x
    x = 55,947,931,716.24/335,780.34
  6. Step 6: Final answer
    x = 166,620.63

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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.