Finding the Fourth Proportional to 895,687.84, 1,236,003.60 and 493,202.08
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Solution
The fourth proportional to 895,687.84, 1,236,003.60 and 493,202.08 is: 680,593.75
Step by Step Solution
- Step 1: Write the proportion equation
895,687.84 : 1,236,003.60 = 493,202.08 : x - Step 2: Convert to fraction form
895,687.84/1,236,003.60 = 493,202.08/x - Step 3: Cross multiply
895,687.84x = 1,236,003.60 × 493,202.08 - Step 4: Simplify right side
895,687.84x = 609,599,546,407.49 - Step 5: Solve for x
x = 609,599,546,407.49/895,687.84 - Step 6: Final answer
x = 680,593.75
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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.