Finding the Third Proportional to 228,139.98 and 528,130.13
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Solution
The third proportional to 228,139.98 and 528,130.13 is: 1,222,588.99
Step by Step Solution
- Step 1: Write the proportion equation
228,139.98 : 528,130.13 = 528,130.13 : x - Step 2: Convert to fraction form
228,139.98/528,130.13 = 528,130.13/x - Step 3: Cross multiply
228,139.98x = 528,130.13 × 528,130.13 - Step 4: Simplify right side
228,139.98x = 278,921,428,932.52 - Step 5: Solve for x
x = 278,921,428,932.52/228,139.98 - Step 6: Final answer
x = 1,222,588.99
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.