Finding the Fourth Proportional to 397,619.94, 596,803.58 and 208,216.23
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Solution
The fourth proportional to 397,619.94, 596,803.58 and 208,216.23 is: 312,520.02
Step by Step Solution
- Step 1: Write the proportion equation
397,619.94 : 596,803.58 = 208,216.23 : x - Step 2: Convert to fraction form
397,619.94/596,803.58 = 208,216.23/x - Step 3: Cross multiply
397,619.94x = 596,803.58 × 208,216.23 - Step 4: Simplify right side
397,619.94x = 124,264,190,437.02 - Step 5: Solve for x
x = 124,264,190,437.02/397,619.94 - Step 6: Final answer
x = 312,520.02
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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.