Finding the Fourth Proportional to 318,310.02, 439,265.53 and 175,066.99
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Solution
The fourth proportional to 318,310.02, 439,265.53 and 175,066.99 is: 241,591.18
Step by Step Solution
- Step 1: Write the proportion equation
318,310.02 : 439,265.53 = 175,066.99 : x - Step 2: Convert to fraction form
318,310.02/439,265.53 = 175,066.99/x - Step 3: Cross multiply
318,310.02x = 439,265.53 × 175,066.99 - Step 4: Simplify right side
318,310.02x = 76,900,894,147.85 - Step 5: Solve for x
x = 76,900,894,147.85/318,310.02 - Step 6: Final answer
x = 241,591.18
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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.