Finding the Fourth Proportional to 484,973.08, 669,283.56 and 270,113.20
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Solution
The fourth proportional to 484,973.08, 669,283.56 and 270,113.20 is: 372,767.75
Step by Step Solution
- Step 1: Write the proportion equation
484,973.08 : 669,283.56 = 270,113.20 : x - Step 2: Convert to fraction form
484,973.08/669,283.56 = 270,113.20/x - Step 3: Cross multiply
484,973.08x = 669,283.56 × 270,113.20 - Step 4: Simplify right side
484,973.08x = 180,782,324,098.99 - Step 5: Solve for x
x = 180,782,324,098.99/484,973.08 - Step 6: Final answer
x = 372,767.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.