Finding the Fourth Proportional to 605,884.16, 836,070.98 and 351,251.75
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Solution
The fourth proportional to 605,884.16, 836,070.98 and 351,251.75 is: 484,698.91
Step by Step Solution
- Step 1: Write the proportion equation
605,884.16 : 836,070.98 = 351,251.75 : x - Step 2: Convert to fraction form
605,884.16/836,070.98 = 351,251.75/x - Step 3: Cross multiply
605,884.16x = 836,070.98 × 351,251.75 - Step 4: Simplify right side
605,884.16x = 293,671,388,912.60 - Step 5: Solve for x
x = 293,671,388,912.60/605,884.16 - Step 6: Final answer
x = 484,698.91
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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.