Finding the Fourth Proportional to 295,898.20, 444,125.70 and 155,757.40
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Solution
The fourth proportional to 295,898.20, 444,125.70 and 155,757.40 is: 233,782.65
Step by Step Solution
- Step 1: Write the proportion equation
295,898.20 : 444,125.70 = 155,757.40 : x - Step 2: Convert to fraction form
295,898.20/444,125.70 = 155,757.40/x - Step 3: Cross multiply
295,898.20x = 444,125.70 × 155,757.40 - Step 4: Simplify right side
295,898.20x = 69,175,864,305.18 - Step 5: Solve for x
x = 69,175,864,305.18/295,898.20 - Step 6: Final answer
x = 233,782.65
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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.