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Finding the Fourth Proportional to 311,844.40, 467,075.40 and 241,495.60

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Solution

The fourth proportional to 311,844.40, 467,075.40 and 241,495.60 is: 361,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,844.40 : 467,075.40 = 241,495.60 : x
  2. Step 2: Convert to fraction form
    311,844.40/467,075.40 = 241,495.60/x
  3. Step 3: Cross multiply
    311,844.40x = 467,075.40 × 241,495.60
  4. Step 4: Simplify right side
    311,844.40x = 112,796,653,968.24
  5. Step 5: Solve for x
    x = 112,796,653,968.24/311,844.40
  6. Step 6: Final answer
    x = 361,708.13

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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.