Finding the Fourth Proportional to 441,525.81, 609,311.99 and 247,975.40
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Solution
The fourth proportional to 441,525.81, 609,311.99 and 247,975.40 is: 342,209.63
Step by Step Solution
- Step 1: Write the proportion equation
441,525.81 : 609,311.99 = 247,975.40 : x - Step 2: Convert to fraction form
441,525.81/609,311.99 = 247,975.40/x - Step 3: Cross multiply
441,525.81x = 609,311.99 × 247,975.40 - Step 4: Simplify right side
441,525.81x = 151,094,381,766.02 - Step 5: Solve for x
x = 151,094,381,766.02/441,525.81 - Step 6: Final answer
x = 342,209.63
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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.