Finding the Fourth Proportional to 299,931.68, 413,963.28 and 192,637.28
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Solution
The fourth proportional to 299,931.68, 413,963.28 and 192,637.28 is: 265,876.42
Step by Step Solution
- Step 1: Write the proportion equation
299,931.68 : 413,963.28 = 192,637.28 : x - Step 2: Convert to fraction form
299,931.68/413,963.28 = 192,637.28/x - Step 3: Cross multiply
299,931.68x = 413,963.28 × 192,637.28 - Step 4: Simplify right side
299,931.68x = 79,744,760,279.08 - Step 5: Solve for x
x = 79,744,760,279.08/299,931.68 - Step 6: Final answer
x = 265,876.42
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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.