Finding the Fourth Proportional to 322,903.80, 484,355.70 and 248,167.80
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Solution
The fourth proportional to 322,903.80, 484,355.70 and 248,167.80 is: 372,251.70
Step by Step Solution
- Step 1: Write the proportion equation
322,903.80 : 484,355.70 = 248,167.80 : x - Step 2: Convert to fraction form
322,903.80/484,355.70 = 248,167.80/x - Step 3: Cross multiply
322,903.80x = 484,355.70 × 248,167.80 - Step 4: Simplify right side
322,903.80x = 120,201,488,486.46 - Step 5: Solve for x
x = 120,201,488,486.46/322,903.80 - Step 6: Final answer
x = 372,251.70
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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.