Finding the Fourth Proportional to 585,915.94, 808,585.77 and 331,251.94
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Solution
The fourth proportional to 585,915.94, 808,585.77 and 331,251.94 is: 457,139.99
Step by Step Solution
- Step 1: Write the proportion equation
585,915.94 : 808,585.77 = 331,251.94 : x - Step 2: Convert to fraction form
585,915.94/808,585.77 = 331,251.94/x - Step 3: Cross multiply
585,915.94x = 808,585.77 × 331,251.94 - Step 4: Simplify right side
585,915.94x = 267,845,604,968.89 - Step 5: Solve for x
x = 267,845,604,968.89/585,915.94 - Step 6: Final answer
x = 457,139.99
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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.