Finding the Fourth Proportional to 514,274.08, 771,614.16 and 159,315.80
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Solution
The fourth proportional to 514,274.08, 771,614.16 and 159,315.80 is: 239,036.60
Step by Step Solution
- Step 1: Write the proportion equation
514,274.08 : 771,614.16 = 159,315.80 : x - Step 2: Convert to fraction form
514,274.08/771,614.16 = 159,315.80/x - Step 3: Cross multiply
514,274.08x = 771,614.16 × 159,315.80 - Step 4: Simplify right side
514,274.08x = 122,930,327,191.73 - Step 5: Solve for x
x = 122,930,327,191.73/514,274.08 - Step 6: Final answer
x = 239,036.60
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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.