Finding the Fourth Proportional to 470,768.24, 649,646.50 and 266,837.94
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Solution
The fourth proportional to 470,768.24, 649,646.50 and 266,837.94 is: 368,228.60
Step by Step Solution
- Step 1: Write the proportion equation
470,768.24 : 649,646.50 = 266,837.94 : x - Step 2: Convert to fraction form
470,768.24/649,646.50 = 266,837.94/x - Step 3: Cross multiply
470,768.24x = 649,646.50 × 266,837.94 - Step 4: Simplify right side
470,768.24x = 173,350,333,121.12 - Step 5: Solve for x
x = 173,350,333,121.12/470,768.24 - Step 6: Final answer
x = 368,228.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.