Finding the Fourth Proportional to 230,956.06, 319,025.36 and 185,804.09
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Solution
The fourth proportional to 230,956.06, 319,025.36 and 185,804.09 is: 256,655.83
Step by Step Solution
- Step 1: Write the proportion equation
230,956.06 : 319,025.36 = 185,804.09 : x - Step 2: Convert to fraction form
230,956.06/319,025.36 = 185,804.09/x - Step 3: Cross multiply
230,956.06x = 319,025.36 × 185,804.09 - Step 4: Simplify right side
230,956.06x = 59,276,217,963.80 - Step 5: Solve for x
x = 59,276,217,963.80/230,956.06 - Step 6: Final answer
x = 256,655.83
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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.