Finding the Fourth Proportional to 585,840.08, 808,460.56 and 317,568.08
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Solution
The fourth proportional to 585,840.08, 808,460.56 and 317,568.08 is: 438,244.63
Step by Step Solution
- Step 1: Write the proportion equation
585,840.08 : 808,460.56 = 317,568.08 : x - Step 2: Convert to fraction form
585,840.08/808,460.56 = 317,568.08/x - Step 3: Cross multiply
585,840.08x = 808,460.56 × 317,568.08 - Step 4: Simplify right side
585,840.08x = 256,741,267,794.93 - Step 5: Solve for x
x = 256,741,267,794.93/585,840.08 - Step 6: Final answer
x = 438,244.63
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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.