Finding the Fourth Proportional to 488,929.12, 733,602.84 and 204,686.08
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Solution
The fourth proportional to 488,929.12, 733,602.84 and 204,686.08 is: 307,116.68
Step by Step Solution
- Step 1: Write the proportion equation
488,929.12 : 733,602.84 = 204,686.08 : x - Step 2: Convert to fraction form
488,929.12/733,602.84 = 204,686.08/x - Step 3: Cross multiply
488,929.12x = 733,602.84 × 204,686.08 - Step 4: Simplify right side
488,929.12x = 150,158,289,596.47 - Step 5: Solve for x
x = 150,158,289,596.47/488,929.12 - Step 6: Final answer
x = 307,116.68
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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.