Finding the Fourth Proportional to 316,950.60, 437,372.00 and 173,700.48
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Solution
The fourth proportional to 316,950.60, 437,372.00 and 173,700.48 is: 239,695.80
Step by Step Solution
- Step 1: Write the proportion equation
316,950.60 : 437,372.00 = 173,700.48 : x - Step 2: Convert to fraction form
316,950.60/437,372.00 = 173,700.48/x - Step 3: Cross multiply
316,950.60x = 437,372.00 × 173,700.48 - Step 4: Simplify right side
316,950.60x = 75,971,728,738.64 - Step 5: Solve for x
x = 75,971,728,738.64/316,950.60 - Step 6: Final answer
x = 239,695.80
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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.