Finding the Fourth Proportional to 585,381.79, 877,442.74 and 382,901.63
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Solution
The fourth proportional to 585,381.79, 877,442.74 and 382,901.63 is: 573,940.39
Step by Step Solution
- Step 1: Write the proportion equation
585,381.79 : 877,442.74 = 382,901.63 : x - Step 2: Convert to fraction form
585,381.79/877,442.74 = 382,901.63/x - Step 3: Cross multiply
585,381.79x = 877,442.74 × 382,901.63 - Step 4: Simplify right side
585,381.79x = 335,974,255,377.67 - Step 5: Solve for x
x = 335,974,255,377.67/585,381.79 - Step 6: Final answer
x = 573,940.39
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1.5x scale
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.