Finding the Fourth Proportional to 617,104.08, 851,682.51 and 345,187.08
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Solution
The fourth proportional to 617,104.08, 851,682.51 and 345,187.08 is: 476,402.29
Step by Step Solution
- Step 1: Write the proportion equation
617,104.08 : 851,682.51 = 345,187.08 : x - Step 2: Convert to fraction form
617,104.08/851,682.51 = 345,187.08/x - Step 3: Cross multiply
617,104.08x = 851,682.51 × 345,187.08 - Step 4: Simplify right side
617,104.08x = 293,989,798,713.97 - Step 5: Solve for x
x = 293,989,798,713.97/617,104.08 - Step 6: Final answer
x = 476,402.29
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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.