Home / 479,383-719,349.24-195,021.06

Finding the Fourth Proportional to 479,383, 719,349.24 and 195,021.06

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Solution

The fourth proportional to 479,383, 719,349.24 and 195,021.06 is: 292,643.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,383 : 719,349.24 = 195,021.06 : x
  2. Step 2: Convert to fraction form
    479,383/719,349.24 = 195,021.06/x
  3. Step 3: Cross multiply
    479,383x = 719,349.24 × 195,021.06
  4. Step 4: Simplify right side
    479,383x = 140,288,251,294.99
  5. Step 5: Solve for x
    x = 140,288,251,294.99/479,383
  6. Step 6: Final answer
    x = 292,643.36

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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.