Finding the Fourth Proportional to 346,229.10, 519,030.18 and 135,810.54
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Solution
The fourth proportional to 346,229.10, 519,030.18 and 135,810.54 is: 203,592.85
Step by Step Solution
- Step 1: Write the proportion equation
346,229.10 : 519,030.18 = 135,810.54 : x - Step 2: Convert to fraction form
346,229.10/519,030.18 = 135,810.54/x - Step 3: Cross multiply
346,229.10x = 519,030.18 × 135,810.54 - Step 4: Simplify right side
346,229.10x = 70,489,769,022.10 - Step 5: Solve for x
x = 70,489,769,022.10/346,229.10 - Step 6: Final answer
x = 203,592.85
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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.