Home / 340,784.42-470,263.30-187,822.13

Finding the Fourth Proportional to 340,784.42, 470,263.30 and 187,822.13

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Solution

The fourth proportional to 340,784.42, 470,263.30 and 187,822.13 is: 259,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,784.42 : 470,263.30 = 187,822.13 : x
  2. Step 2: Convert to fraction form
    340,784.42/470,263.30 = 187,822.13/x
  3. Step 3: Cross multiply
    340,784.42x = 470,263.30 × 187,822.13
  4. Step 4: Simplify right side
    340,784.42x = 88,325,851,845.96
  5. Step 5: Solve for x
    x = 88,325,851,845.96/340,784.42
  6. Step 6: Final answer
    x = 259,183.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.