Finding the Fourth Proportional to 441,363.36, 609,143.48 and 257,662.18
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Solution
The fourth proportional to 441,363.36, 609,143.48 and 257,662.18 is: 355,610.02
Step by Step Solution
- Step 1: Write the proportion equation
441,363.36 : 609,143.48 = 257,662.18 : x - Step 2: Convert to fraction form
441,363.36/609,143.48 = 257,662.18/x - Step 3: Cross multiply
441,363.36x = 609,143.48 × 257,662.18 - Step 4: Simplify right side
441,363.36x = 156,953,235,144.65 - Step 5: Solve for x
x = 156,953,235,144.65/441,363.36 - Step 6: Final answer
x = 355,610.02
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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.