Finding the Fourth Proportional to 585,647.08, 808,192.90 and 317,375.08
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Solution
The fourth proportional to 585,647.08, 808,192.90 and 317,375.08 is: 437,977.57
Step by Step Solution
- Step 1: Write the proportion equation
585,647.08 : 808,192.90 = 317,375.08 : x - Step 2: Convert to fraction form
585,647.08/808,192.90 = 317,375.08/x - Step 3: Cross multiply
585,647.08x = 808,192.90 × 317,375.08 - Step 4: Simplify right side
585,647.08x = 256,500,286,292.93 - Step 5: Solve for x
x = 256,500,286,292.93/585,647.08 - Step 6: Final answer
x = 437,977.57
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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.