Finding the Fourth Proportional to 950,431.06, 1,425,527.61 and 310,681.18
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Solution
The fourth proportional to 950,431.06, 1,425,527.61 and 310,681.18 is: 465,982.88
Step by Step Solution
- Step 1: Write the proportion equation
950,431.06 : 1,425,527.61 = 310,681.18 : x - Step 2: Convert to fraction form
950,431.06/1,425,527.61 = 310,681.18/x - Step 3: Cross multiply
950,431.06x = 1,425,527.61 × 310,681.18 - Step 4: Simplify right side
950,431.06x = 442,884,599,997.38 - Step 5: Solve for x
x = 442,884,599,997.38/950,431.06 - Step 6: Final answer
x = 465,982.88
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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.