Finding the Fourth Proportional to 245,898.68, 339,365.58 and 150,468.80
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Solution
The fourth proportional to 245,898.68, 339,365.58 and 150,468.80 is: 207,662.49
Step by Step Solution
- Step 1: Write the proportion equation
245,898.68 : 339,365.58 = 150,468.80 : x - Step 2: Convert to fraction form
245,898.68/339,365.58 = 150,468.80/x - Step 3: Cross multiply
245,898.68x = 339,365.58 × 150,468.80 - Step 4: Simplify right side
245,898.68x = 51,063,931,583.90 - Step 5: Solve for x
x = 51,063,931,583.90/245,898.68 - Step 6: Final answer
x = 207,662.49
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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.