Finding the Fourth Proportional to 301,290.12, 451,652.40 and 101,470.68
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Solution
The fourth proportional to 301,290.12, 451,652.40 and 101,470.68 is: 152,110.78
Step by Step Solution
- Step 1: Write the proportion equation
301,290.12 : 451,652.40 = 101,470.68 : x - Step 2: Convert to fraction form
301,290.12/451,652.40 = 101,470.68/x - Step 3: Cross multiply
301,290.12x = 451,652.40 × 101,470.68 - Step 4: Simplify right side
301,290.12x = 45,829,476,151.63 - Step 5: Solve for x
x = 45,829,476,151.63/301,290.12 - Step 6: Final answer
x = 152,110.78
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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.