Finding the Fourth Proportional to 224,700.09, 309,880.77 and 175,648.20
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Solution
The fourth proportional to 224,700.09, 309,880.77 and 175,648.20 is: 242,233.99
Step by Step Solution
- Step 1: Write the proportion equation
224,700.09 : 309,880.77 = 175,648.20 : x - Step 2: Convert to fraction form
224,700.09/309,880.77 = 175,648.20/x - Step 3: Cross multiply
224,700.09x = 309,880.77 × 175,648.20 - Step 4: Simplify right side
224,700.09x = 54,429,999,465.11 - Step 5: Solve for x
x = 54,429,999,465.11/224,700.09 - Step 6: Final answer
x = 242,233.99
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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.