Finding the Fourth Proportional to 340,149.68, 509,893.68 and 162,610.64
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Solution
The fourth proportional to 340,149.68, 509,893.68 and 162,610.64 is: 243,757.80
Step by Step Solution
- Step 1: Write the proportion equation
340,149.68 : 509,893.68 = 162,610.64 : x - Step 2: Convert to fraction form
340,149.68/509,893.68 = 162,610.64/x - Step 3: Cross multiply
340,149.68x = 509,893.68 × 162,610.64 - Step 4: Simplify right side
340,149.68x = 82,914,137,636.76 - Step 5: Solve for x
x = 82,914,137,636.76/340,149.68 - Step 6: Final answer
x = 243,757.80
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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.