Finding the Fourth Proportional to 397,827.80, 549,073.51 and 254,582.94
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Solution
The fourth proportional to 397,827.80, 549,073.51 and 254,582.94 is: 351,369.99
Step by Step Solution
- Step 1: Write the proportion equation
397,827.80 : 549,073.51 = 254,582.94 : x - Step 2: Convert to fraction form
397,827.80/549,073.51 = 254,582.94/x - Step 3: Cross multiply
397,827.80x = 549,073.51 × 254,582.94 - Step 4: Simplify right side
397,827.80x = 139,784,747,815.46 - Step 5: Solve for x
x = 139,784,747,815.46/397,827.80 - Step 6: Final answer
x = 351,369.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.