Finding the Fourth Proportional to 318,950.60, 477,974.84 and 176,858.48
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Solution
The fourth proportional to 318,950.60, 477,974.84 and 176,858.48 is: 265,037.61
Step by Step Solution
- Step 1: Write the proportion equation
318,950.60 : 477,974.84 = 176,858.48 : x - Step 2: Convert to fraction form
318,950.60/477,974.84 = 176,858.48/x - Step 3: Cross multiply
318,950.60x = 477,974.84 × 176,858.48 - Step 4: Simplify right side
318,950.60x = 84,533,903,680.64 - Step 5: Solve for x
x = 84,533,903,680.64/318,950.60 - Step 6: Final answer
x = 265,037.61
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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.