Finding the Fourth Proportional to 896,101.97, 1,236,616.98 and 488,202.54
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Solution
The fourth proportional to 896,101.97, 1,236,616.98 and 488,202.54 is: 673,717.47
Step by Step Solution
- Step 1: Write the proportion equation
896,101.97 : 1,236,616.98 = 488,202.54 : x - Step 2: Convert to fraction form
896,101.97/1,236,616.98 = 488,202.54/x - Step 3: Cross multiply
896,101.97x = 1,236,616.98 × 488,202.54 - Step 4: Simplify right side
896,101.97x = 603,719,550,643.13 - Step 5: Solve for x
x = 603,719,550,643.13/896,101.97 - Step 6: Final answer
x = 673,717.47
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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.