Finding the Fourth Proportional to 610,197.49, 914,660.79 and 205,088.95
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Solution
The fourth proportional to 610,197.49, 914,660.79 and 205,088.95 is: 307,419.85
Step by Step Solution
- Step 1: Write the proportion equation
610,197.49 : 914,660.79 = 205,088.95 : x - Step 2: Convert to fraction form
610,197.49/914,660.79 = 205,088.95/x - Step 3: Cross multiply
610,197.49x = 914,660.79 × 205,088.95 - Step 4: Simplify right side
610,197.49x = 187,586,821,027.27 - Step 5: Solve for x
x = 187,586,821,027.27/610,197.49 - Step 6: Final answer
x = 307,419.85
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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.