Finding the Fourth Proportional to 334,745.51, 461,719.50 and 213,833.09
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Solution
The fourth proportional to 334,745.51, 461,719.50 and 213,833.09 is: 294,943.18
Step by Step Solution
- Step 1: Write the proportion equation
334,745.51 : 461,719.50 = 213,833.09 : x - Step 2: Convert to fraction form
334,745.51/461,719.50 = 213,833.09/x - Step 3: Cross multiply
334,745.51x = 461,719.50 × 213,833.09 - Step 4: Simplify right side
334,745.51x = 98,730,905,089.66 - Step 5: Solve for x
x = 98,730,905,089.66/334,745.51 - Step 6: Final answer
x = 294,943.18
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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.