Finding the Fourth Proportional to 427,623.48, 590,120.63 and 234,031.08
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Solution
The fourth proportional to 427,623.48, 590,120.63 and 234,031.08 is: 322,963.01
Step by Step Solution
- Step 1: Write the proportion equation
427,623.48 : 590,120.63 = 234,031.08 : x - Step 2: Convert to fraction form
427,623.48/590,120.63 = 234,031.08/x - Step 3: Cross multiply
427,623.48x = 590,120.63 × 234,031.08 - Step 4: Simplify right side
427,623.48x = 138,106,568,369.18 - Step 5: Solve for x
x = 138,106,568,369.18/427,623.48 - Step 6: Final answer
x = 322,963.01
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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.