Finding the Fourth Proportional to 753,375.33, 1,130,226.67 and 247,987.63
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Solution
The fourth proportional to 753,375.33, 1,130,226.67 and 247,987.63 is: 372,035.31
Step by Step Solution
- Step 1: Write the proportion equation
753,375.33 : 1,130,226.67 = 247,987.63 : x - Step 2: Convert to fraction form
753,375.33/1,130,226.67 = 247,987.63/x - Step 3: Cross multiply
753,375.33x = 1,130,226.67 × 247,987.63 - Step 4: Simplify right side
753,375.33x = 280,282,227,226.41 - Step 5: Solve for x
x = 280,282,227,226.41/753,375.33 - Step 6: Final answer
x = 372,035.31
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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.