Home / 306,544.21-459,397.14-231,603.01

Finding the Fourth Proportional to 306,544.21, 459,397.14 and 231,603.01

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Solution

The fourth proportional to 306,544.21, 459,397.14 and 231,603.01 is: 347,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,544.21 : 459,397.14 = 231,603.01 : x
  2. Step 2: Convert to fraction form
    306,544.21/459,397.14 = 231,603.01/x
  3. Step 3: Cross multiply
    306,544.21x = 459,397.14 × 231,603.01
  4. Step 4: Simplify right side
    306,544.21x = 106,397,760,409.39
  5. Step 5: Solve for x
    x = 106,397,760,409.39/306,544.21
  6. Step 6: Final answer
    x = 347,087.82

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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.