Finding the Fourth Proportional to 585,618.44, 808,153.86 and 317,346.44
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Solution
The fourth proportional to 585,618.44, 808,153.86 and 317,346.44 is: 437,938.31
Step by Step Solution
- Step 1: Write the proportion equation
585,618.44 : 808,153.86 = 317,346.44 : x - Step 2: Convert to fraction form
585,618.44/808,153.86 = 317,346.44/x - Step 3: Cross multiply
585,618.44x = 808,153.86 × 317,346.44 - Step 4: Simplify right side
585,618.44x = 256,464,750,443.26 - Step 5: Solve for x
x = 256,464,750,443.26/585,618.44 - Step 6: Final answer
x = 437,938.31
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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.