Finding the Fourth Proportional to 471,841.76, 651,135.12 and 270,633.44
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Solution
The fourth proportional to 471,841.76, 651,135.12 and 270,633.44 is: 373,470.41
Step by Step Solution
- Step 1: Write the proportion equation
471,841.76 : 651,135.12 = 270,633.44 : x - Step 2: Convert to fraction form
471,841.76/651,135.12 = 270,633.44/x - Step 3: Cross multiply
471,841.76x = 651,135.12 × 270,633.44 - Step 4: Simplify right side
471,841.76x = 176,218,937,430.41 - Step 5: Solve for x
x = 176,218,937,430.41/471,841.76 - Step 6: Final answer
x = 373,470.41
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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.