Finding the Fourth Proportional to 545,907.36, 753,341.96 and 304,184.80
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Solution
The fourth proportional to 545,907.36, 753,341.96 and 304,184.80 is: 419,769.34
Step by Step Solution
- Step 1: Write the proportion equation
545,907.36 : 753,341.96 = 304,184.80 : x - Step 2: Convert to fraction form
545,907.36/753,341.96 = 304,184.80/x - Step 3: Cross multiply
545,907.36x = 753,341.96 × 304,184.80 - Step 4: Simplify right side
545,907.36x = 229,155,173,434.21 - Step 5: Solve for x
x = 229,155,173,434.21/545,907.36 - Step 6: Final answer
x = 419,769.34
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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.