Home / 348,628.26-481,189.06-212,774.52

Finding the Fourth Proportional to 348,628.26, 481,189.06 and 212,774.52

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Solution

The fourth proportional to 348,628.26, 481,189.06 and 212,774.52 is: 293,678.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,628.26 : 481,189.06 = 212,774.52 : x
  2. Step 2: Convert to fraction form
    348,628.26/481,189.06 = 212,774.52/x
  3. Step 3: Cross multiply
    348,628.26x = 481,189.06 × 212,774.52
  4. Step 4: Simplify right side
    348,628.26x = 102,384,771,270.75
  5. Step 5: Solve for x
    x = 102,384,771,270.75/348,628.26
  6. Step 6: Final answer
    x = 293,678.92

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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.