Finding the Fourth Proportional to 545,160.84, 752,321.99 and 303,438.23
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Solution
The fourth proportional to 545,160.84, 752,321.99 and 303,438.23 is: 418,744.76
Step by Step Solution
- Step 1: Write the proportion equation
545,160.84 : 752,321.99 = 303,438.23 : x - Step 2: Convert to fraction form
545,160.84/752,321.99 = 303,438.23/x - Step 3: Cross multiply
545,160.84x = 752,321.99 × 303,438.23 - Step 4: Simplify right side
545,160.84x = 228,283,247,756.88 - Step 5: Solve for x
x = 228,283,247,756.88/545,160.84 - Step 6: Final answer
x = 418,744.76
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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.