Finding the Fourth Proportional to 292,988.38, 439,526.46 and 106,043.62
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Solution
The fourth proportional to 292,988.38, 439,526.46 and 106,043.62 is: 159,081.32
Step by Step Solution
- Step 1: Write the proportion equation
292,988.38 : 439,526.46 = 106,043.62 : x - Step 2: Convert to fraction form
292,988.38/439,526.46 = 106,043.62/x - Step 3: Cross multiply
292,988.38x = 439,526.46 × 106,043.62 - Step 4: Simplify right side
292,988.38x = 46,608,976,904.19 - Step 5: Solve for x
x = 46,608,976,904.19/292,988.38 - Step 6: Final answer
x = 159,081.32
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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.