Finding the Fourth Proportional to 554,486.80, 830,563.80 and 461,174.80
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Solution
The fourth proportional to 554,486.80, 830,563.80 and 461,174.80 is: 690,792.09
Step by Step Solution
- Step 1: Write the proportion equation
554,486.80 : 830,563.80 = 461,174.80 : x - Step 2: Convert to fraction form
554,486.80/830,563.80 = 461,174.80/x - Step 3: Cross multiply
554,486.80x = 830,563.80 × 461,174.80 - Step 4: Simplify right side
554,486.80x = 383,035,094,352.24 - Step 5: Solve for x
x = 383,035,094,352.24/554,486.80 - Step 6: Final answer
x = 690,792.09
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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.