Finding the Fourth Proportional to 545,903.28, 753,327.36 and 304,173.36
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Solution
The fourth proportional to 545,903.28, 753,327.36 and 304,173.36 is: 419,748.56
Step by Step Solution
- Step 1: Write the proportion equation
545,903.28 : 753,327.36 = 304,173.36 : x - Step 2: Convert to fraction form
545,903.28/753,327.36 = 304,173.36/x - Step 3: Cross multiply
545,903.28x = 753,327.36 × 304,173.36 - Step 4: Simplify right side
545,903.28x = 229,142,114,271.13 - Step 5: Solve for x
x = 229,142,114,271.13/545,903.28 - Step 6: Final answer
x = 419,748.56
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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.