Finding the Fourth Proportional to 245,884.68, 339,346.26 and 150,454.80
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Solution
The fourth proportional to 245,884.68, 339,346.26 and 150,454.80 is: 207,643.17
Step by Step Solution
- Step 1: Write the proportion equation
245,884.68 : 339,346.26 = 150,454.80 : x - Step 2: Convert to fraction form
245,884.68/339,346.26 = 150,454.80/x - Step 3: Cross multiply
245,884.68x = 339,346.26 × 150,454.80 - Step 4: Simplify right side
245,884.68x = 51,056,273,679.05 - Step 5: Solve for x
x = 51,056,273,679.05/245,884.68 - Step 6: Final answer
x = 207,643.17
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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.