Finding the Fourth Proportional to 605,994.81, 836,270.69 and 351,491.19
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Solution
The fourth proportional to 605,994.81, 836,270.69 and 351,491.19 is: 485,056.60
Step by Step Solution
- Step 1: Write the proportion equation
605,994.81 : 836,270.69 = 351,491.19 : x - Step 2: Convert to fraction form
605,994.81/836,270.69 = 351,491.19/x - Step 3: Cross multiply
605,994.81x = 836,270.69 × 351,491.19 - Step 4: Simplify right side
605,994.81x = 293,941,779,990.22 - Step 5: Solve for x
x = 293,941,779,990.22/605,994.81 - Step 6: Final answer
x = 485,056.60
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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.