Finding the Fourth Proportional to 499,356.10, 749,034.15 and 183,747.70
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Solution
The fourth proportional to 499,356.10, 749,034.15 and 183,747.70 is: 275,621.55
Step by Step Solution
- Step 1: Write the proportion equation
499,356.10 : 749,034.15 = 183,747.70 : x - Step 2: Convert to fraction form
499,356.10/749,034.15 = 183,747.70/x - Step 3: Cross multiply
499,356.10x = 749,034.15 × 183,747.70 - Step 4: Simplify right side
499,356.10x = 137,633,302,283.96 - Step 5: Solve for x
x = 137,633,302,283.96/499,356.10 - Step 6: Final answer
x = 275,621.55
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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.