Finding the Fourth Proportional to 292,565.80, 403,463.46 and 201,776.68
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Solution
The fourth proportional to 292,565.80, 403,463.46 and 201,776.68 is: 278,260.54
Step by Step Solution
- Step 1: Write the proportion equation
292,565.80 : 403,463.46 = 201,776.68 : x - Step 2: Convert to fraction form
292,565.80/403,463.46 = 201,776.68/x - Step 3: Cross multiply
292,565.80x = 403,463.46 × 201,776.68 - Step 4: Simplify right side
292,565.80x = 81,409,517,460.11 - Step 5: Solve for x
x = 81,409,517,460.11/292,565.80 - Step 6: Final answer
x = 278,260.54
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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.