Finding the Fourth Proportional to 395,784.57, 593,324.49 and 143,008.68
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Solution
The fourth proportional to 395,784.57, 593,324.49 and 143,008.68 is: 214,385.70
Step by Step Solution
- Step 1: Write the proportion equation
395,784.57 : 593,324.49 = 143,008.68 : x - Step 2: Convert to fraction form
395,784.57/593,324.49 = 143,008.68/x - Step 3: Cross multiply
395,784.57x = 593,324.49 × 143,008.68 - Step 4: Simplify right side
395,784.57x = 84,850,552,126.57 - Step 5: Solve for x
x = 84,850,552,126.57/395,784.57 - Step 6: Final answer
x = 214,385.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.