Finding the Fourth Proportional to 665,364.63, 918,203.04 and 363,558.63
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Solution
The fourth proportional to 665,364.63, 918,203.04 and 363,558.63 is: 501,710.83
Step by Step Solution
- Step 1: Write the proportion equation
665,364.63 : 918,203.04 = 363,558.63 : x - Step 2: Convert to fraction form
665,364.63/918,203.04 = 363,558.63/x - Step 3: Cross multiply
665,364.63x = 918,203.04 × 363,558.63 - Step 4: Simplify right side
665,364.63x = 333,820,639,284.24 - Step 5: Solve for x
x = 333,820,639,284.24/665,364.63 - Step 6: Final answer
x = 501,710.83
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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.