Finding the Fourth Proportional to 293,368.18, 440,147.04 and 135,700.06
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Solution
The fourth proportional to 293,368.18, 440,147.04 and 135,700.06 is: 203,593.93
Step by Step Solution
- Step 1: Write the proportion equation
293,368.18 : 440,147.04 = 135,700.06 : x - Step 2: Convert to fraction form
293,368.18/440,147.04 = 135,700.06/x - Step 3: Cross multiply
293,368.18x = 440,147.04 × 135,700.06 - Step 4: Simplify right side
293,368.18x = 59,727,979,736.82 - Step 5: Solve for x
x = 59,727,979,736.82/293,368.18 - Step 6: Final answer
x = 203,593.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.