Home / 478,936.44-718,460.25-159,116.85

Finding the Fourth Proportional to 478,936.44, 718,460.25 and 159,116.85

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Solution

The fourth proportional to 478,936.44, 718,460.25 and 159,116.85 is: 238,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,936.44 : 718,460.25 = 159,116.85 : x
  2. Step 2: Convert to fraction form
    478,936.44/718,460.25 = 159,116.85/x
  3. Step 3: Cross multiply
    478,936.44x = 718,460.25 × 159,116.85
  4. Step 4: Simplify right side
    478,936.44x = 114,319,131,830.21
  5. Step 5: Solve for x
    x = 114,319,131,830.21/478,936.44
  6. Step 6: Final answer
    x = 238,693.74

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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.