Finding the Fourth Proportional to 873,027.24, 1,204,925.94 and 644,770.32
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Solution
The fourth proportional to 873,027.24, 1,204,925.94 and 644,770.32 is: 889,892.60
Step by Step Solution
- Step 1: Write the proportion equation
873,027.24 : 1,204,925.94 = 644,770.32 : x - Step 2: Convert to fraction form
873,027.24/1,204,925.94 = 644,770.32/x - Step 3: Cross multiply
873,027.24x = 1,204,925.94 × 644,770.32 - Step 4: Simplify right side
873,027.24x = 776,900,483,910.10 - Step 5: Solve for x
x = 776,900,483,910.10/873,027.24 - Step 6: Final answer
x = 889,892.60
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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.