Home / 499,845.15-749,690.69-162,884.95

Finding the Fourth Proportional to 499,845.15, 749,690.69 and 162,884.95

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Solution

The fourth proportional to 499,845.15, 749,690.69 and 162,884.95 is: 244,302.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,845.15 : 749,690.69 = 162,884.95 : x
  2. Step 2: Convert to fraction form
    499,845.15/749,690.69 = 162,884.95/x
  3. Step 3: Cross multiply
    499,845.15x = 749,690.69 × 162,884.95
  4. Step 4: Simplify right side
    499,845.15x = 122,113,330,556.12
  5. Step 5: Solve for x
    x = 122,113,330,556.12/499,845.15
  6. Step 6: Final answer
    x = 244,302.32

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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.