Finding the Fourth Proportional to 545,184.19, 752,354.13 and 303,461.56
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Solution
The fourth proportional to 545,184.19, 752,354.13 and 303,461.56 is: 418,776.92
Step by Step Solution
- Step 1: Write the proportion equation
545,184.19 : 752,354.13 = 303,461.56 : x - Step 2: Convert to fraction form
545,184.19/752,354.13 = 303,461.56/x - Step 3: Cross multiply
545,184.19x = 752,354.13 × 303,461.56 - Step 4: Simplify right side
545,184.19x = 228,310,557,962.24 - Step 5: Solve for x
x = 228,310,557,962.24/545,184.19 - Step 6: Final answer
x = 418,776.92
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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.