Finding the Fourth Proportional to 725,265.08, 1,087,897.40 and 226,629.08
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Solution
The fourth proportional to 725,265.08, 1,087,897.40 and 226,629.08 is: 339,943.55
Step by Step Solution
- Step 1: Write the proportion equation
725,265.08 : 1,087,897.40 = 226,629.08 : x - Step 2: Convert to fraction form
725,265.08/1,087,897.40 = 226,629.08/x - Step 3: Cross multiply
725,265.08x = 1,087,897.40 × 226,629.08 - Step 4: Simplify right side
725,265.08x = 246,549,186,896.39 - Step 5: Solve for x
x = 246,549,186,896.39/725,265.08 - Step 6: Final answer
x = 339,943.55
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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.