Finding the Fourth Proportional to 770,482.95, 1,155,437.07 and 264,900.79
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Solution
The fourth proportional to 770,482.95, 1,155,437.07 and 264,900.79 is: 397,252.39
Step by Step Solution
- Step 1: Write the proportion equation
770,482.95 : 1,155,437.07 = 264,900.79 : x - Step 2: Convert to fraction form
770,482.95/1,155,437.07 = 264,900.79/x - Step 3: Cross multiply
770,482.95x = 1,155,437.07 × 264,900.79 - Step 4: Simplify right side
770,482.95x = 306,076,192,638.29 - Step 5: Solve for x
x = 306,076,192,638.29/770,482.95 - Step 6: Final answer
x = 397,252.39
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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.