Finding the Fourth Proportional to 669,186.24, 923,465.52 and 367,378.08
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Solution
The fourth proportional to 669,186.24, 923,465.52 and 367,378.08 is: 506,975.44
Step by Step Solution
- Step 1: Write the proportion equation
669,186.24 : 923,465.52 = 367,378.08 : x - Step 2: Convert to fraction form
669,186.24/923,465.52 = 367,378.08/x - Step 3: Cross multiply
669,186.24x = 923,465.52 × 367,378.08 - Step 4: Simplify right side
669,186.24x = 339,260,989,683.80 - Step 5: Solve for x
x = 339,260,989,683.80/669,186.24 - Step 6: Final answer
x = 506,975.44
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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.