Finding the Fourth Proportional to 342,006.48, 471,960.68 and 186,950.88
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Solution
The fourth proportional to 342,006.48, 471,960.68 and 186,950.88 is: 257,987.70
Step by Step Solution
- Step 1: Write the proportion equation
342,006.48 : 471,960.68 = 186,950.88 : x - Step 2: Convert to fraction form
342,006.48/471,960.68 = 186,950.88/x - Step 3: Cross multiply
342,006.48x = 471,960.68 × 186,950.88 - Step 4: Simplify right side
342,006.48x = 88,233,464,451.40 - Step 5: Solve for x
x = 88,233,464,451.40/342,006.48 - Step 6: Final answer
x = 257,987.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.