Finding the Fourth Proportional to 418,582.08, 577,635.12 and 227,593.80
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Solution
The fourth proportional to 418,582.08, 577,635.12 and 227,593.80 is: 314,075.01
Step by Step Solution
- Step 1: Write the proportion equation
418,582.08 : 577,635.12 = 227,593.80 : x - Step 2: Convert to fraction form
418,582.08/577,635.12 = 227,593.80/x - Step 3: Cross multiply
418,582.08x = 577,635.12 × 227,593.80 - Step 4: Simplify right side
418,582.08x = 131,466,171,974.26 - Step 5: Solve for x
x = 131,466,171,974.26/418,582.08 - Step 6: Final answer
x = 314,075.01
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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.