Finding the Fourth Proportional to 224,474.80, 309,773.28 and 122,502.28
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Solution
The fourth proportional to 224,474.80, 309,773.28 and 122,502.28 is: 169,052.09
Step by Step Solution
- Step 1: Write the proportion equation
224,474.80 : 309,773.28 = 122,502.28 : x - Step 2: Convert to fraction form
224,474.80/309,773.28 = 122,502.28/x - Step 3: Cross multiply
224,474.80x = 309,773.28 × 122,502.28 - Step 4: Simplify right side
224,474.80x = 37,947,933,083.08 - Step 5: Solve for x
x = 37,947,933,083.08/224,474.80 - Step 6: Final answer
x = 169,052.09
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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.