Finding the Fourth Proportional to 918,976.24, 1,378,530.14 and 245,054
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Solution
The fourth proportional to 918,976.24, 1,378,530.14 and 245,054 is: 367,598.54
Step by Step Solution
- Step 1: Write the proportion equation
918,976.24 : 1,378,530.14 = 245,054 : x - Step 2: Convert to fraction form
918,976.24/1,378,530.14 = 245,054/x - Step 3: Cross multiply
918,976.24x = 1,378,530.14 × 245,054 - Step 4: Simplify right side
918,976.24x = 337,814,324,927.56 - Step 5: Solve for x
x = 337,814,324,927.56/918,976.24 - Step 6: Final answer
x = 367,598.54
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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.