Finding the Fourth Proportional to 545,126.88, 752,267.44 and 303,409.52
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Solution
The fourth proportional to 545,126.88, 752,267.44 and 303,409.52 is: 418,700.88
Step by Step Solution
- Step 1: Write the proportion equation
545,126.88 : 752,267.44 = 303,409.52 : x - Step 2: Convert to fraction form
545,126.88/752,267.44 = 303,409.52/x - Step 3: Cross multiply
545,126.88x = 752,267.44 × 303,409.52 - Step 4: Simplify right side
545,126.88x = 228,245,102,882.03 - Step 5: Solve for x
x = 228,245,102,882.03/545,126.88 - Step 6: Final answer
x = 418,700.88
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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.