Finding the Fourth Proportional to 982,857.02, 1,474,283.84 and 308,997.23
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Solution
The fourth proportional to 982,857.02, 1,474,283.84 and 308,997.23 is: 463,495.31
Step by Step Solution
- Step 1: Write the proportion equation
982,857.02 : 1,474,283.84 = 308,997.23 : x - Step 2: Convert to fraction form
982,857.02/1,474,283.84 = 308,997.23/x - Step 3: Cross multiply
982,857.02x = 1,474,283.84 × 308,997.23 - Step 4: Simplify right side
982,857.02x = 455,549,613,877.36 - Step 5: Solve for x
x = 455,549,613,877.36/982,857.02 - Step 6: Final answer
x = 463,495.31
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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.