Finding the Fourth Proportional to 950,891.54, 1,425,812.42 and 390,319.70
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Solution
The fourth proportional to 950,891.54, 1,425,812.42 and 390,319.70 is: 585,264.09
Step by Step Solution
- Step 1: Write the proportion equation
950,891.54 : 1,425,812.42 = 390,319.70 : x - Step 2: Convert to fraction form
950,891.54/1,425,812.42 = 390,319.70/x - Step 3: Cross multiply
950,891.54x = 1,425,812.42 × 390,319.70 - Step 4: Simplify right side
950,891.54x = 556,522,669,877.41 - Step 5: Solve for x
x = 556,522,669,877.41/950,891.54 - Step 6: Final answer
x = 585,264.09
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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.