Finding the Fourth Proportional to 427,957.38, 590,573.95 and 236,966.66
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Solution
The fourth proportional to 427,957.38, 590,573.95 and 236,966.66 is: 327,009.99
Step by Step Solution
- Step 1: Write the proportion equation
427,957.38 : 590,573.95 = 236,966.66 : x - Step 2: Convert to fraction form
427,957.38/590,573.95 = 236,966.66/x - Step 3: Cross multiply
427,957.38x = 590,573.95 × 236,966.66 - Step 4: Simplify right side
427,957.38x = 139,946,336,414.51 - Step 5: Solve for x
x = 139,946,336,414.51/427,957.38 - Step 6: Final answer
x = 327,009.99
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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.