Finding the Fourth Proportional to 734,309.21, 1,101,214.34 and 254,425.02
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Solution
The fourth proportional to 734,309.21, 1,101,214.34 and 254,425.02 is: 381,551.08
Step by Step Solution
- Step 1: Write the proportion equation
734,309.21 : 1,101,214.34 = 254,425.02 : x - Step 2: Convert to fraction form
734,309.21/1,101,214.34 = 254,425.02/x - Step 3: Cross multiply
734,309.21x = 1,101,214.34 × 254,425.02 - Step 4: Simplify right side
734,309.21x = 280,176,476,031.20 - Step 5: Solve for x
x = 280,176,476,031.20/734,309.21 - Step 6: Final answer
x = 381,551.08
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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.