Home / 751,182.88-1,126,016.16-470,896.96

Finding the Fourth Proportional to 751,182.88, 1,126,016.16 and 470,896.96

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Solution

The fourth proportional to 751,182.88, 1,126,016.16 and 470,896.96 is: 705,870.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,182.88 : 1,126,016.16 = 470,896.96 : x
  2. Step 2: Convert to fraction form
    751,182.88/1,126,016.16 = 470,896.96/x
  3. Step 3: Cross multiply
    751,182.88x = 1,126,016.16 × 470,896.96
  4. Step 4: Simplify right side
    751,182.88x = 530,237,586,654.87
  5. Step 5: Solve for x
    x = 530,237,586,654.87/751,182.88
  6. Step 6: Final answer
    x = 705,870.17

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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.