Home / 349,041.20-481,664.12-213,302.36

Finding the Fourth Proportional to 349,041.20, 481,664.12 and 213,302.36

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Solution

The fourth proportional to 349,041.20, 481,664.12 and 213,302.36 is: 294,349.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,041.20 : 481,664.12 = 213,302.36 : x
  2. Step 2: Convert to fraction form
    349,041.20/481,664.12 = 213,302.36/x
  3. Step 3: Cross multiply
    349,041.20x = 481,664.12 × 213,302.36
  4. Step 4: Simplify right side
    349,041.20x = 102,740,093,523.32
  5. Step 5: Solve for x
    x = 102,740,093,523.32/349,041.20
  6. Step 6: Final answer
    x = 294,349.47

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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.