Finding the Fourth Proportional to 948,772.19, 1,423,157.17 and 309,074.90
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Solution
The fourth proportional to 948,772.19, 1,423,157.17 and 309,074.90 is: 463,611.99
Step by Step Solution
- Step 1: Write the proportion equation
948,772.19 : 1,423,157.17 = 309,074.90 : x - Step 2: Convert to fraction form
948,772.19/1,423,157.17 = 309,074.90/x - Step 3: Cross multiply
948,772.19x = 1,423,157.17 × 309,074.90 - Step 4: Simplify right side
948,772.19x = 439,862,160,002.03 - Step 5: Solve for x
x = 439,862,160,002.03/948,772.19 - Step 6: Final answer
x = 463,611.99
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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.