Finding the Fourth Proportional to 307,294.63, 424,094.44 and 186,466.52
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Solution
The fourth proportional to 307,294.63, 424,094.44 and 186,466.52 is: 257,340.70
Step by Step Solution
- Step 1: Write the proportion equation
307,294.63 : 424,094.44 = 186,466.52 : x - Step 2: Convert to fraction form
307,294.63/424,094.44 = 186,466.52/x - Step 3: Cross multiply
307,294.63x = 424,094.44 × 186,466.52 - Step 4: Simplify right side
307,294.63x = 79,079,414,972.22 - Step 5: Solve for x
x = 79,079,414,972.22/307,294.63 - Step 6: Final answer
x = 257,340.70
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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.