Finding the Fourth Proportional to 219,502.67, 329,295.70 and 124,839.75
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Solution
The fourth proportional to 219,502.67, 329,295.70 and 124,839.75 is: 187,283.34
Step by Step Solution
- Step 1: Write the proportion equation
219,502.67 : 329,295.70 = 124,839.75 : x - Step 2: Convert to fraction form
219,502.67/329,295.70 = 124,839.75/x - Step 3: Cross multiply
219,502.67x = 329,295.70 × 124,839.75 - Step 4: Simplify right side
219,502.67x = 41,109,192,864.08 - Step 5: Solve for x
x = 41,109,192,864.08/219,502.67 - Step 6: Final answer
x = 187,283.34
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1.5x scale
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.