Finding the Fourth Proportional to 293,516.10, 440,274.15 and 243,695.70
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Solution
The fourth proportional to 293,516.10, 440,274.15 and 243,695.70 is: 365,543.55
Step by Step Solution
- Step 1: Write the proportion equation
293,516.10 : 440,274.15 = 243,695.70 : x - Step 2: Convert to fraction form
293,516.10/440,274.15 = 243,695.70/x - Step 3: Cross multiply
293,516.10x = 440,274.15 × 243,695.70 - Step 4: Simplify right side
293,516.10x = 107,292,917,176.16 - Step 5: Solve for x
x = 107,292,917,176.16/293,516.10 - Step 6: Final answer
x = 365,543.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.