Finding the Fourth Proportional to 307,744.49, 424,758.26 and 180,461.09
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Solution
The fourth proportional to 307,744.49, 424,758.26 and 180,461.09 is: 249,077.86
Step by Step Solution
- Step 1: Write the proportion equation
307,744.49 : 424,758.26 = 180,461.09 : x - Step 2: Convert to fraction form
307,744.49/424,758.26 = 180,461.09/x - Step 3: Cross multiply
307,744.49x = 424,758.26 × 180,461.09 - Step 4: Simplify right side
307,744.49x = 76,652,338,586.10 - Step 5: Solve for x
x = 76,652,338,586.10/307,744.49 - Step 6: Final answer
x = 249,077.86
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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.