Finding the Fourth Proportional to 423,953.73, 585,054.36 and 242,664.75
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Solution
The fourth proportional to 423,953.73, 585,054.36 and 242,664.75 is: 334,876.33
Step by Step Solution
- Step 1: Write the proportion equation
423,953.73 : 585,054.36 = 242,664.75 : x - Step 2: Convert to fraction form
423,953.73/585,054.36 = 242,664.75/x - Step 3: Cross multiply
423,953.73x = 585,054.36 × 242,664.75 - Step 4: Simplify right side
423,953.73x = 141,972,070,005.81 - Step 5: Solve for x
x = 141,972,070,005.81/423,953.73 - Step 6: Final answer
x = 334,876.33
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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.