Finding the Fourth Proportional to 946,992.54, 1,306,525.50 and 538,992.18
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Solution
The fourth proportional to 946,992.54, 1,306,525.50 and 538,992.18 is: 743,624.68
Step by Step Solution
- Step 1: Write the proportion equation
946,992.54 : 1,306,525.50 = 538,992.18 : x - Step 2: Convert to fraction form
946,992.54/1,306,525.50 = 538,992.18/x - Step 3: Cross multiply
946,992.54x = 1,306,525.50 × 538,992.18 - Step 4: Simplify right side
946,992.54x = 704,207,027,470.59 - Step 5: Solve for x
x = 704,207,027,470.59/946,992.54 - Step 6: Final answer
x = 743,624.68
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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.