Finding the Fourth Proportional to 334,421.93, 461,885.58 and 220,211.12
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Solution
The fourth proportional to 334,421.93, 461,885.58 and 220,211.12 is: 304,143.75
Step by Step Solution
- Step 1: Write the proportion equation
334,421.93 : 461,885.58 = 220,211.12 : x - Step 2: Convert to fraction form
334,421.93/461,885.58 = 220,211.12/x - Step 3: Cross multiply
334,421.93x = 461,885.58 × 220,211.12 - Step 4: Simplify right side
334,421.93x = 101,712,338,574.22 - Step 5: Solve for x
x = 101,712,338,574.22/334,421.93 - Step 6: Final answer
x = 304,143.75
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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.