Finding the Fourth Proportional to 605,891.53, 836,130.36 and 351,390.34
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Solution
The fourth proportional to 605,891.53, 836,130.36 and 351,390.34 is: 484,918.70
Step by Step Solution
- Step 1: Write the proportion equation
605,891.53 : 836,130.36 = 351,390.34 : x - Step 2: Convert to fraction form
605,891.53/836,130.36 = 351,390.34/x - Step 3: Cross multiply
605,891.53x = 836,130.36 × 351,390.34 - Step 4: Simplify right side
605,891.53x = 293,808,131,484.72 - Step 5: Solve for x
x = 293,808,131,484.72/605,891.53 - Step 6: Final answer
x = 484,918.70
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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.