Finding the Fourth Proportional to 291,305.16, 402,194.46 and 182,572.92
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Solution
The fourth proportional to 291,305.16, 402,194.46 and 182,572.92 is: 252,071.80
Step by Step Solution
- Step 1: Write the proportion equation
291,305.16 : 402,194.46 = 182,572.92 : x - Step 2: Convert to fraction form
291,305.16/402,194.46 = 182,572.92/x - Step 3: Cross multiply
291,305.16x = 402,194.46 × 182,572.92 - Step 4: Simplify right side
291,305.16x = 73,429,816,970.02 - Step 5: Solve for x
x = 73,429,816,970.02/291,305.16 - Step 6: Final answer
x = 252,071.80
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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.