Finding the Fourth Proportional to 346,563.15, 519,863.21 and 109,924.08
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Solution
The fourth proportional to 346,563.15, 519,863.21 and 109,924.08 is: 164,891.98
Step by Step Solution
- Step 1: Write the proportion equation
346,563.15 : 519,863.21 = 109,924.08 : x - Step 2: Convert to fraction form
346,563.15/519,863.21 = 109,924.08/x - Step 3: Cross multiply
346,563.15x = 519,863.21 × 109,924.08 - Step 4: Simplify right side
346,563.15x = 57,145,485,085.10 - Step 5: Solve for x
x = 57,145,485,085.10/346,563.15 - Step 6: Final answer
x = 164,891.98
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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.