Finding the Fourth Proportional to 470,582.36, 706,005.30 and 190,296.44
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Solution
The fourth proportional to 470,582.36, 706,005.30 and 190,296.44 is: 285,497.94
Step by Step Solution
- Step 1: Write the proportion equation
470,582.36 : 706,005.30 = 190,296.44 : x - Step 2: Convert to fraction form
470,582.36/706,005.30 = 190,296.44/x - Step 3: Cross multiply
470,582.36x = 706,005.30 × 190,296.44 - Step 4: Simplify right side
470,582.36x = 134,350,295,211.13 - Step 5: Solve for x
x = 134,350,295,211.13/470,582.36 - Step 6: Final answer
x = 285,497.94
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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.