Finding the Fourth Proportional to 325,948.06, 489,056.62 and 176,011.79
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Solution
The fourth proportional to 325,948.06, 489,056.62 and 176,011.79 is: 264,090.33
Step by Step Solution
- Step 1: Write the proportion equation
325,948.06 : 489,056.62 = 176,011.79 : x - Step 2: Convert to fraction form
325,948.06/489,056.62 = 176,011.79/x - Step 3: Cross multiply
325,948.06x = 489,056.62 × 176,011.79 - Step 4: Simplify right side
325,948.06x = 86,079,731,097.55 - Step 5: Solve for x
x = 86,079,731,097.55/325,948.06 - Step 6: Final answer
x = 264,090.33
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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.