Finding the Fourth Proportional to 845,516.25, 1,167,424.80 and 544,235.13
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Solution
The fourth proportional to 845,516.25, 1,167,424.80 and 544,235.13 is: 751,438.65
Step by Step Solution
- Step 1: Write the proportion equation
845,516.25 : 1,167,424.80 = 544,235.13 : x - Step 2: Convert to fraction form
845,516.25/1,167,424.80 = 544,235.13/x - Step 3: Cross multiply
845,516.25x = 1,167,424.80 × 544,235.13 - Step 4: Simplify right side
845,516.25x = 635,353,587,793.22 - Step 5: Solve for x
x = 635,353,587,793.22/845,516.25 - Step 6: Final answer
x = 751,438.65
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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.