Finding the Fourth Proportional to 659,562.77, 910,187.70 and 369,174.26
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Solution
The fourth proportional to 659,562.77, 910,187.70 and 369,174.26 is: 509,455.49
Step by Step Solution
- Step 1: Write the proportion equation
659,562.77 : 910,187.70 = 369,174.26 : x - Step 2: Convert to fraction form
659,562.77/910,187.70 = 369,174.26/x - Step 3: Cross multiply
659,562.77x = 910,187.70 × 369,174.26 - Step 4: Simplify right side
659,562.77x = 336,017,872,884.07 - Step 5: Solve for x
x = 336,017,872,884.07/659,562.77 - Step 6: Final answer
x = 509,455.49
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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.