Home / 892,215.48-1,335,523.86-470,211.96

Finding the Fourth Proportional to 892,215.48, 1,335,523.86 and 470,211.96

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Solution

The fourth proportional to 892,215.48, 1,335,523.86 and 470,211.96 is: 703,842.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,215.48 : 1,335,523.86 = 470,211.96 : x
  2. Step 2: Convert to fraction form
    892,215.48/1,335,523.86 = 470,211.96/x
  3. Step 3: Cross multiply
    892,215.48x = 1,335,523.86 × 470,211.96
  4. Step 4: Simplify right side
    892,215.48x = 627,979,291,837.37
  5. Step 5: Solve for x
    x = 627,979,291,837.37/892,215.48
  6. Step 6: Final answer
    x = 703,842.63

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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.