Home / 286,280.73-395,173.62-245,832.03

Finding the Fourth Proportional to 286,280.73, 395,173.62 and 245,832.03

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Solution

The fourth proportional to 286,280.73, 395,173.62 and 245,832.03 is: 339,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,280.73 : 395,173.62 = 245,832.03 : x
  2. Step 2: Convert to fraction form
    286,280.73/395,173.62 = 245,832.03/x
  3. Step 3: Cross multiply
    286,280.73x = 395,173.62 × 245,832.03
  4. Step 4: Simplify right side
    286,280.73x = 97,146,333,207.05
  5. Step 5: Solve for x
    x = 97,146,333,207.05/286,280.73
  6. Step 6: Final answer
    x = 339,339.41

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1.5x scale

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.