Finding the Fourth Proportional to 706,145.13, 1,058,884.74 and 256,548.96
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Solution
The fourth proportional to 706,145.13, 1,058,884.74 and 256,548.96 is: 384,702.47
Step by Step Solution
- Step 1: Write the proportion equation
706,145.13 : 1,058,884.74 = 256,548.96 : x - Step 2: Convert to fraction form
706,145.13/1,058,884.74 = 256,548.96/x - Step 3: Cross multiply
706,145.13x = 1,058,884.74 × 256,548.96 - Step 4: Simplify right side
706,145.13x = 271,655,778,806.87 - Step 5: Solve for x
x = 271,655,778,806.87/706,145.13 - Step 6: Final answer
x = 384,702.47
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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.