Finding the Fourth Proportional to 895,681.18, 1,236,027.90 and 508,493.08
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Solution
The fourth proportional to 895,681.18, 1,236,027.90 and 508,493.08 is: 701,713.56
Step by Step Solution
- Step 1: Write the proportion equation
895,681.18 : 1,236,027.90 = 508,493.08 : x - Step 2: Convert to fraction form
895,681.18/1,236,027.90 = 508,493.08/x - Step 3: Cross multiply
895,681.18x = 1,236,027.90 × 508,493.08 - Step 4: Simplify right side
895,681.18x = 628,511,633,836.93 - Step 5: Solve for x
x = 628,511,633,836.93/895,681.18 - Step 6: Final answer
x = 701,713.56
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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.