Finding the Fourth Proportional to 865,662.24, 1,298,372.16 and 297,034.08
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Solution
The fourth proportional to 865,662.24, 1,298,372.16 and 297,034.08 is: 445,509.53
Step by Step Solution
- Step 1: Write the proportion equation
865,662.24 : 1,298,372.16 = 297,034.08 : x - Step 2: Convert to fraction form
865,662.24/1,298,372.16 = 297,034.08/x - Step 3: Cross multiply
865,662.24x = 1,298,372.16 × 297,034.08 - Step 4: Simplify right side
865,662.24x = 385,660,780,043.21 - Step 5: Solve for x
x = 385,660,780,043.21/865,662.24 - Step 6: Final answer
x = 445,509.53
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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.