Finding the Fourth Proportional to 263,946.64, 364,160.73 and 149,214.19
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Solution
The fourth proportional to 263,946.64, 364,160.73 and 149,214.19 is: 205,867.17
Step by Step Solution
- Step 1: Write the proportion equation
263,946.64 : 364,160.73 = 149,214.19 : x - Step 2: Convert to fraction form
263,946.64/364,160.73 = 149,214.19/x - Step 3: Cross multiply
263,946.64x = 364,160.73 × 149,214.19 - Step 4: Simplify right side
263,946.64x = 54,337,948,356.76 - Step 5: Solve for x
x = 54,337,948,356.76/263,946.64 - Step 6: Final answer
x = 205,867.17
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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.