Finding the Fourth Proportional to 284,567.58, 392,757.57 and 187,601.22
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Solution
The fourth proportional to 284,567.58, 392,757.57 and 187,601.22 is: 258,925.49
Step by Step Solution
- Step 1: Write the proportion equation
284,567.58 : 392,757.57 = 187,601.22 : x - Step 2: Convert to fraction form
284,567.58/392,757.57 = 187,601.22/x - Step 3: Cross multiply
284,567.58x = 392,757.57 × 187,601.22 - Step 4: Simplify right side
284,567.58x = 73,681,799,296.24 - Step 5: Solve for x
x = 73,681,799,296.24/284,567.58 - Step 6: Final answer
x = 258,925.49
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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.