Finding the Fourth Proportional to 450,786.24, 676,291.68 and 135,248.96
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Solution
The fourth proportional to 450,786.24, 676,291.68 and 135,248.96 is: 202,907.14
Step by Step Solution
- Step 1: Write the proportion equation
450,786.24 : 676,291.68 = 135,248.96 : x - Step 2: Convert to fraction form
450,786.24/676,291.68 = 135,248.96/x - Step 3: Cross multiply
450,786.24x = 676,291.68 × 135,248.96 - Step 4: Simplify right side
450,786.24x = 91,467,746,376.65 - Step 5: Solve for x
x = 91,467,746,376.65/450,786.24 - Step 6: Final answer
x = 202,907.14
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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.