Finding the Fourth Proportional to 617,490.62, 926,106.32 and 174,154.94
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Solution
The fourth proportional to 617,490.62, 926,106.32 and 174,154.94 is: 261,195.86
Step by Step Solution
- Step 1: Write the proportion equation
617,490.62 : 926,106.32 = 174,154.94 : x - Step 2: Convert to fraction form
617,490.62/926,106.32 = 174,154.94/x - Step 3: Cross multiply
617,490.62x = 926,106.32 × 174,154.94 - Step 4: Simplify right side
617,490.62x = 161,285,990,593.22 - Step 5: Solve for x
x = 161,285,990,593.22/617,490.62 - Step 6: Final answer
x = 261,195.86
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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.