Finding the Fourth Proportional to 581,783.31, 802,763.11 and 323,626.19
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Solution
The fourth proportional to 581,783.31, 802,763.11 and 323,626.19 is: 446,549.70
Step by Step Solution
- Step 1: Write the proportion equation
581,783.31 : 802,763.11 = 323,626.19 : x - Step 2: Convert to fraction form
581,783.31/802,763.11 = 323,626.19/x - Step 3: Cross multiply
581,783.31x = 802,763.11 × 323,626.19 - Step 4: Simplify right side
581,783.31x = 259,795,161,332.17 - Step 5: Solve for x
x = 259,795,161,332.17/581,783.31 - Step 6: Final answer
x = 446,549.70
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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.