Home / 479,726.41-719,458.26-180,183.82

Finding the Fourth Proportional to 479,726.41, 719,458.26 and 180,183.82

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Solution

The fourth proportional to 479,726.41, 719,458.26 and 180,183.82 is: 270,226.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,726.41 : 719,458.26 = 180,183.82 : x
  2. Step 2: Convert to fraction form
    479,726.41/719,458.26 = 180,183.82/x
  3. Step 3: Cross multiply
    479,726.41x = 719,458.26 × 180,183.82
  4. Step 4: Simplify right side
    479,726.41x = 129,634,737,617.35
  5. Step 5: Solve for x
    x = 129,634,737,617.35/479,726.41
  6. Step 6: Final answer
    x = 270,226.39

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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.