Finding the Fourth Proportional to 993,033.23, 1,370,345.49 and 563,304.12
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Solution
The fourth proportional to 993,033.23, 1,370,345.49 and 563,304.12 is: 777,336.79
Step by Step Solution
- Step 1: Write the proportion equation
993,033.23 : 1,370,345.49 = 563,304.12 : x - Step 2: Convert to fraction form
993,033.23/1,370,345.49 = 563,304.12/x - Step 3: Cross multiply
993,033.23x = 1,370,345.49 × 563,304.12 - Step 4: Simplify right side
993,033.23x = 771,921,260,340.42 - Step 5: Solve for x
x = 771,921,260,340.42/993,033.23 - Step 6: Final answer
x = 777,336.79
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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.