Finding the Fourth Proportional to 940,146.97, 1,410,701.40 and 447,751.62
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Solution
The fourth proportional to 940,146.97, 1,410,701.40 and 447,751.62 is: 671,856.48
Step by Step Solution
- Step 1: Write the proportion equation
940,146.97 : 1,410,701.40 = 447,751.62 : x - Step 2: Convert to fraction form
940,146.97/1,410,701.40 = 447,751.62/x - Step 3: Cross multiply
940,146.97x = 1,410,701.40 × 447,751.62 - Step 4: Simplify right side
940,146.97x = 631,643,830,132.76 - Step 5: Solve for x
x = 631,643,830,132.76/940,146.97 - Step 6: Final answer
x = 671,856.48
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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.