Finding the Fourth Proportional to 547,177.80, 820,765.74 and 304,173.48
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Solution
The fourth proportional to 547,177.80, 820,765.74 and 304,173.48 is: 456,259.69
Step by Step Solution
- Step 1: Write the proportion equation
547,177.80 : 820,765.74 = 304,173.48 : x - Step 2: Convert to fraction form
547,177.80/820,765.74 = 304,173.48/x - Step 3: Cross multiply
547,177.80x = 820,765.74 × 304,173.48 - Step 4: Simplify right side
547,177.80x = 249,655,171,400.58 - Step 5: Solve for x
x = 249,655,171,400.58/547,177.80 - Step 6: Final answer
x = 456,259.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.