Finding the Fourth Proportional to 331,444.06, 457,395.93 and 188,207.11
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Solution
The fourth proportional to 331,444.06, 457,395.93 and 188,207.11 is: 259,727.59
Step by Step Solution
- Step 1: Write the proportion equation
331,444.06 : 457,395.93 = 188,207.11 : x - Step 2: Convert to fraction form
331,444.06/457,395.93 = 188,207.11/x - Step 3: Cross multiply
331,444.06x = 457,395.93 × 188,207.11 - Step 4: Simplify right side
331,444.06x = 86,085,166,111.06 - Step 5: Solve for x
x = 86,085,166,111.06/331,444.06 - Step 6: Final answer
x = 259,727.59
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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.