Finding the Fourth Proportional to 885,495.51, 1,328,338.18 and 245,801.94
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Solution
The fourth proportional to 885,495.51, 1,328,338.18 and 245,801.94 is: 368,729.26
Step by Step Solution
- Step 1: Write the proportion equation
885,495.51 : 1,328,338.18 = 245,801.94 : x - Step 2: Convert to fraction form
885,495.51/1,328,338.18 = 245,801.94/x - Step 3: Cross multiply
885,495.51x = 1,328,338.18 × 245,801.94 - Step 4: Simplify right side
885,495.51x = 326,508,104,245.13 - Step 5: Solve for x
x = 326,508,104,245.13/885,495.51 - Step 6: Final answer
x = 368,729.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.