Finding the Fourth Proportional to 345,993.70, 477,460.47 and 202,849.08
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Solution
The fourth proportional to 345,993.70, 477,460.47 and 202,849.08 is: 279,925.38
Step by Step Solution
- Step 1: Write the proportion equation
345,993.70 : 477,460.47 = 202,849.08 : x - Step 2: Convert to fraction form
345,993.70/477,460.47 = 202,849.08/x - Step 3: Cross multiply
345,993.70x = 477,460.47 × 202,849.08 - Step 4: Simplify right side
345,993.70x = 96,852,417,075.87 - Step 5: Solve for x
x = 96,852,417,075.87/345,993.70 - Step 6: Final answer
x = 279,925.38
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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.