Finding the Fourth Proportional to 439,539.44, 606,462.68 and 296,564.72
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Solution
The fourth proportional to 439,539.44, 606,462.68 and 296,564.72 is: 409,190.66
Step by Step Solution
- Step 1: Write the proportion equation
439,539.44 : 606,462.68 = 296,564.72 : x - Step 2: Convert to fraction form
439,539.44/606,462.68 = 296,564.72/x - Step 3: Cross multiply
439,539.44x = 606,462.68 × 296,564.72 - Step 4: Simplify right side
439,539.44x = 179,855,434,884.65 - Step 5: Solve for x
x = 179,855,434,884.65/439,539.44 - Step 6: Final answer
x = 409,190.66
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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.