Finding the Fourth Proportional to 635,708.05, 876,887.98 and 377,409.68
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Solution
The fourth proportional to 635,708.05, 876,887.98 and 377,409.68 is: 520,594.34
Step by Step Solution
- Step 1: Write the proportion equation
635,708.05 : 876,887.98 = 377,409.68 : x - Step 2: Convert to fraction form
635,708.05/876,887.98 = 377,409.68/x - Step 3: Cross multiply
635,708.05x = 876,887.98 × 377,409.68 - Step 4: Simplify right side
635,708.05x = 330,946,009,888.01 - Step 5: Solve for x
x = 330,946,009,888.01/635,708.05 - Step 6: Final answer
x = 520,594.34
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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.