Finding the Fourth Proportional to 344,365.74, 515,689.52 and 217,623.62
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Solution
The fourth proportional to 344,365.74, 515,689.52 and 217,623.62 is: 325,892.53
Step by Step Solution
- Step 1: Write the proportion equation
344,365.74 : 515,689.52 = 217,623.62 : x - Step 2: Convert to fraction form
344,365.74/515,689.52 = 217,623.62/x - Step 3: Cross multiply
344,365.74x = 515,689.52 × 217,623.62 - Step 4: Simplify right side
344,365.74x = 112,226,219,629.87 - Step 5: Solve for x
x = 112,226,219,629.87/344,365.74 - Step 6: Final answer
x = 325,892.53
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1.5x scale
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.