Finding the Fourth Proportional to 489,537.23, 734,139.53 and 169,614.43
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Solution
The fourth proportional to 489,537.23, 734,139.53 and 169,614.43 is: 254,364.02
Step by Step Solution
- Step 1: Write the proportion equation
489,537.23 : 734,139.53 = 169,614.43 : x - Step 2: Convert to fraction form
489,537.23/734,139.53 = 169,614.43/x - Step 3: Cross multiply
489,537.23x = 734,139.53 × 169,614.43 - Step 4: Simplify right side
489,537.23x = 124,520,655,874.05 - Step 5: Solve for x
x = 124,520,655,874.05/489,537.23 - Step 6: Final answer
x = 254,364.02
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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.