Finding the Fourth Proportional to 807,482.22, 1,210,318.29 and 327,598.62
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Solution
The fourth proportional to 807,482.22, 1,210,318.29 and 327,598.62 is: 491,030.75
Step by Step Solution
- Step 1: Write the proportion equation
807,482.22 : 1,210,318.29 = 327,598.62 : x - Step 2: Convert to fraction form
807,482.22/1,210,318.29 = 327,598.62/x - Step 3: Cross multiply
807,482.22x = 1,210,318.29 × 327,598.62 - Step 4: Simplify right side
807,482.22x = 396,498,601,564.76 - Step 5: Solve for x
x = 396,498,601,564.76/807,482.22 - Step 6: Final answer
x = 491,030.75
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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.