Finding the Fourth Proportional to 307,942.26, 424,936.08 and 171,965.58
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Solution
The fourth proportional to 307,942.26, 424,936.08 and 171,965.58 is: 237,298.96
Step by Step Solution
- Step 1: Write the proportion equation
307,942.26 : 424,936.08 = 171,965.58 : x - Step 2: Convert to fraction form
307,942.26/424,936.08 = 171,965.58/x - Step 3: Cross multiply
307,942.26x = 424,936.08 × 171,965.58 - Step 4: Simplify right side
307,942.26x = 73,074,379,460.13 - Step 5: Solve for x
x = 73,074,379,460.13/307,942.26 - Step 6: Final answer
x = 237,298.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.