Home / 846,119.24-1,269,266.40-285,197.48

Finding the Fourth Proportional to 846,119.24, 1,269,266.40 and 285,197.48

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Solution

The fourth proportional to 846,119.24, 1,269,266.40 and 285,197.48 is: 427,825.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,119.24 : 1,269,266.40 = 285,197.48 : x
  2. Step 2: Convert to fraction form
    846,119.24/1,269,266.40 = 285,197.48/x
  3. Step 3: Cross multiply
    846,119.24x = 1,269,266.40 × 285,197.48
  4. Step 4: Simplify right side
    846,119.24x = 361,991,578,728.67
  5. Step 5: Solve for x
    x = 361,991,578,728.67/846,119.24
  6. Step 6: Final answer
    x = 427,825.73

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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.