Finding the Fourth Proportional to 554,115.41, 831,220.23 and 174,934.70
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Solution
The fourth proportional to 554,115.41, 831,220.23 and 174,934.70 is: 262,416.92
Step by Step Solution
- Step 1: Write the proportion equation
554,115.41 : 831,220.23 = 174,934.70 : x - Step 2: Convert to fraction form
554,115.41/831,220.23 = 174,934.70/x - Step 3: Cross multiply
554,115.41x = 831,220.23 × 174,934.70 - Step 4: Simplify right side
554,115.41x = 145,409,261,568.98 - Step 5: Solve for x
x = 145,409,261,568.98/554,115.41 - Step 6: Final answer
x = 262,416.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.