Finding the Fourth Proportional to 783,182.04, 1,080,770.22 and 460,911.12
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Solution
The fourth proportional to 783,182.04, 1,080,770.22 and 460,911.12 is: 636,044.99
Step by Step Solution
- Step 1: Write the proportion equation
783,182.04 : 1,080,770.22 = 460,911.12 : x - Step 2: Convert to fraction form
783,182.04/1,080,770.22 = 460,911.12/x - Step 3: Cross multiply
783,182.04x = 1,080,770.22 × 460,911.12 - Step 4: Simplify right side
783,182.04x = 498,139,012,562.85 - Step 5: Solve for x
x = 498,139,012,562.85/783,182.04 - Step 6: Final answer
x = 636,044.99
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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.