Finding the Fourth Proportional to 273,282.20, 407,206.48 and 243,470.96
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Solution
The fourth proportional to 273,282.20, 407,206.48 and 243,470.96 is: 362,785.99
Step by Step Solution
- Step 1: Write the proportion equation
273,282.20 : 407,206.48 = 243,470.96 : x - Step 2: Convert to fraction form
273,282.20/407,206.48 = 243,470.96/x - Step 3: Cross multiply
273,282.20x = 407,206.48 × 243,470.96 - Step 4: Simplify right side
273,282.20x = 99,142,952,603.82 - Step 5: Solve for x
x = 99,142,952,603.82/273,282.20 - Step 6: Final answer
x = 362,785.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.