Finding the Fourth Proportional to 588,893.80, 883,340.70 and 145,661.80
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Solution
The fourth proportional to 588,893.80, 883,340.70 and 145,661.80 is: 218,492.70
Step by Step Solution
- Step 1: Write the proportion equation
588,893.80 : 883,340.70 = 145,661.80 : x - Step 2: Convert to fraction form
588,893.80/883,340.70 = 145,661.80/x - Step 3: Cross multiply
588,893.80x = 883,340.70 × 145,661.80 - Step 4: Simplify right side
588,893.80x = 128,668,996,375.26 - Step 5: Solve for x
x = 128,668,996,375.26/588,893.80 - Step 6: Final answer
x = 218,492.70
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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.