Finding the Fourth Proportional to 302,664.88, 453,980.04 and 115,695.28
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Solution
The fourth proportional to 302,664.88, 453,980.04 and 115,695.28 is: 173,536.31
Step by Step Solution
- Step 1: Write the proportion equation
302,664.88 : 453,980.04 = 115,695.28 : x - Step 2: Convert to fraction form
302,664.88/453,980.04 = 115,695.28/x - Step 3: Cross multiply
302,664.88x = 453,980.04 × 115,695.28 - Step 4: Simplify right side
302,664.88x = 52,523,347,842.21 - Step 5: Solve for x
x = 52,523,347,842.21/302,664.88 - Step 6: Final answer
x = 173,536.31
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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.