Finding the Fourth Proportional to 616,197.14, 850,206.30 and 357,920.62
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Solution
The fourth proportional to 616,197.14, 850,206.30 and 357,920.62 is: 493,845.79
Step by Step Solution
- Step 1: Write the proportion equation
616,197.14 : 850,206.30 = 357,920.62 : x - Step 2: Convert to fraction form
616,197.14/850,206.30 = 357,920.62/x - Step 3: Cross multiply
616,197.14x = 850,206.30 × 357,920.62 - Step 4: Simplify right side
616,197.14x = 304,306,366,023.91 - Step 5: Solve for x
x = 304,306,366,023.91/616,197.14 - Step 6: Final answer
x = 493,845.79
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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.