Finding the Fourth Proportional to 230,350.36, 344,948.28 and 145,855.68
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Solution
The fourth proportional to 230,350.36, 344,948.28 and 145,855.68 is: 218,418.00
Step by Step Solution
- Step 1: Write the proportion equation
230,350.36 : 344,948.28 = 145,855.68 : x - Step 2: Convert to fraction form
230,350.36/344,948.28 = 145,855.68/x - Step 3: Cross multiply
230,350.36x = 344,948.28 × 145,855.68 - Step 4: Simplify right side
230,350.36x = 50,312,665,944.23 - Step 5: Solve for x
x = 50,312,665,944.23/230,350.36 - Step 6: Final answer
x = 218,418.00
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1.5x scale
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.