Finding the Fourth Proportional to 578,246.11, 798,063.14 and 333,183.96
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Solution
The fourth proportional to 578,246.11, 798,063.14 and 333,183.96 is: 459,841.98
Step by Step Solution
- Step 1: Write the proportion equation
578,246.11 : 798,063.14 = 333,183.96 : x - Step 2: Convert to fraction form
578,246.11/798,063.14 = 333,183.96/x - Step 3: Cross multiply
578,246.11x = 798,063.14 × 333,183.96 - Step 4: Simplify right side
578,246.11x = 265,901,837,315.23 - Step 5: Solve for x
x = 265,901,837,315.23/578,246.11 - Step 6: Final answer
x = 459,841.98
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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.