Finding the Fourth Proportional to 404,267.36, 606,461.56 and 130,622.08
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Solution
The fourth proportional to 404,267.36, 606,461.56 and 130,622.08 is: 195,952.67
Step by Step Solution
- Step 1: Write the proportion equation
404,267.36 : 606,461.56 = 130,622.08 : x - Step 2: Convert to fraction form
404,267.36/606,461.56 = 130,622.08/x - Step 3: Cross multiply
404,267.36x = 606,461.56 × 130,622.08 - Step 4: Simplify right side
404,267.36x = 79,217,270,407.24 - Step 5: Solve for x
x = 79,217,270,407.24/404,267.36 - Step 6: Final answer
x = 195,952.67
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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.