Finding the Fourth Proportional to 970,046.84, 1,338,665.04 and 562,385.99
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Solution
The fourth proportional to 970,046.84, 1,338,665.04 and 562,385.99 is: 776,092.90
Step by Step Solution
- Step 1: Write the proportion equation
970,046.84 : 1,338,665.04 = 562,385.99 : x - Step 2: Convert to fraction form
970,046.84/1,338,665.04 = 562,385.99/x - Step 3: Cross multiply
970,046.84x = 1,338,665.04 × 562,385.99 - Step 4: Simplify right side
970,046.84x = 752,846,457,105.46 - Step 5: Solve for x
x = 752,846,457,105.46/970,046.84 - Step 6: Final answer
x = 776,092.90
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1.5x scale
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.