Finding the Fourth Proportional to 545,325.66, 818,226.63 and 190,594.26
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Solution
The fourth proportional to 545,325.66, 818,226.63 and 190,594.26 is: 285,974.62
Step by Step Solution
- Step 1: Write the proportion equation
545,325.66 : 818,226.63 = 190,594.26 : x - Step 2: Convert to fraction form
545,325.66/818,226.63 = 190,594.26/x - Step 3: Cross multiply
545,325.66x = 818,226.63 × 190,594.26 - Step 4: Simplify right side
545,325.66x = 155,949,299,057.14 - Step 5: Solve for x
x = 155,949,299,057.14/545,325.66 - Step 6: Final answer
x = 285,974.62
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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.