Finding the Fourth Proportional to 824,567.34, 1,137,944.93 and 475,577.96
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Solution
The fourth proportional to 824,567.34, 1,137,944.93 and 475,577.96 is: 656,321.80
Step by Step Solution
- Step 1: Write the proportion equation
824,567.34 : 1,137,944.93 = 475,577.96 : x - Step 2: Convert to fraction form
824,567.34/1,137,944.93 = 475,577.96/x - Step 3: Cross multiply
824,567.34x = 1,137,944.93 × 475,577.96 - Step 4: Simplify right side
824,567.34x = 541,181,520,334.13 - Step 5: Solve for x
x = 541,181,520,334.13/824,567.34 - Step 6: Final answer
x = 656,321.80
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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.