Finding the Fourth Proportional to 562,281.65, 775,929.38 and 320,641.99
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Solution
The fourth proportional to 562,281.65, 775,929.38 and 320,641.99 is: 442,474.94
Step by Step Solution
- Step 1: Write the proportion equation
562,281.65 : 775,929.38 = 320,641.99 : x - Step 2: Convert to fraction form
562,281.65/775,929.38 = 320,641.99/x - Step 3: Cross multiply
562,281.65x = 775,929.38 × 320,641.99 - Step 4: Simplify right side
562,281.65x = 248,795,541,324.24 - Step 5: Solve for x
x = 248,795,541,324.24/562,281.65 - Step 6: Final answer
x = 442,474.94
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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.