Finding the Fourth Proportional to 644,645.44, 966,504.99 and 302,896.16
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Solution
The fourth proportional to 644,645.44, 966,504.99 and 302,896.16 is: 454,126.61
Step by Step Solution
- Step 1: Write the proportion equation
644,645.44 : 966,504.99 = 302,896.16 : x - Step 2: Convert to fraction form
644,645.44/966,504.99 = 302,896.16/x - Step 3: Cross multiply
644,645.44x = 966,504.99 × 302,896.16 - Step 4: Simplify right side
644,645.44x = 292,750,645,259.31 - Step 5: Solve for x
x = 292,750,645,259.31/644,645.44 - Step 6: Final answer
x = 454,126.61
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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.