Finding the Fourth Proportional to 585,719.34, 878,263.29 and 315,992.09
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Solution
The fourth proportional to 585,719.34, 878,263.29 and 315,992.09 is: 473,817.80
Step by Step Solution
- Step 1: Write the proportion equation
585,719.34 : 878,263.29 = 315,992.09 : x - Step 2: Convert to fraction form
585,719.34/878,263.29 = 315,992.09/x - Step 3: Cross multiply
585,719.34x = 878,263.29 × 315,992.09 - Step 4: Simplify right side
585,719.34x = 277,524,248,186.06 - Step 5: Solve for x
x = 277,524,248,186.06/585,719.34 - Step 6: Final answer
x = 473,817.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.