Finding the Fourth Proportional to 626,765.65, 864,957.29 and 354,827.99
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Solution
The fourth proportional to 626,765.65, 864,957.29 and 354,827.99 is: 489,674.34
Step by Step Solution
- Step 1: Write the proportion equation
626,765.65 : 864,957.29 = 354,827.99 : x - Step 2: Convert to fraction form
626,765.65/864,957.29 = 354,827.99/x - Step 3: Cross multiply
626,765.65x = 864,957.29 × 354,827.99 - Step 4: Simplify right side
626,765.65x = 306,911,057,034.80 - Step 5: Solve for x
x = 306,911,057,034.80/626,765.65 - Step 6: Final answer
x = 489,674.34
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.