Finding the Fourth Proportional to 229,980.52, 317,287.99 and 229,625.84
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Solution
The fourth proportional to 229,980.52, 317,287.99 and 229,625.84 is: 316,798.66
Step by Step Solution
- Step 1: Write the proportion equation
229,980.52 : 317,287.99 = 229,625.84 : x - Step 2: Convert to fraction form
229,980.52/317,287.99 = 229,625.84/x - Step 3: Cross multiply
229,980.52x = 317,287.99 × 229,625.84 - Step 4: Simplify right side
229,980.52x = 72,857,521,225.66 - Step 5: Solve for x
x = 72,857,521,225.66/229,980.52 - Step 6: Final answer
x = 316,798.66
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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.