Finding the Fourth Proportional to 338,437.23, 466,919.81 and 202,475.08
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Solution
The fourth proportional to 338,437.23, 466,919.81 and 202,475.08 is: 279,341.69
Step by Step Solution
- Step 1: Write the proportion equation
338,437.23 : 466,919.81 = 202,475.08 : x - Step 2: Convert to fraction form
338,437.23/466,919.81 = 202,475.08/x - Step 3: Cross multiply
338,437.23x = 466,919.81 × 202,475.08 - Step 4: Simplify right side
338,437.23x = 94,539,624,870.96 - Step 5: Solve for x
x = 94,539,624,870.96/338,437.23 - Step 6: Final answer
x = 279,341.69
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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.