Finding the Fourth Proportional to 870,027.41, 1,305,516.80 and 337,569.46
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Solution
The fourth proportional to 870,027.41, 1,305,516.80 and 337,569.46 is: 506,538.75
Step by Step Solution
- Step 1: Write the proportion equation
870,027.41 : 1,305,516.80 = 337,569.46 : x - Step 2: Convert to fraction form
870,027.41/1,305,516.80 = 337,569.46/x - Step 3: Cross multiply
870,027.41x = 1,305,516.80 × 337,569.46 - Step 4: Simplify right side
870,027.41x = 440,702,598,777.06 - Step 5: Solve for x
x = 440,702,598,777.06/870,027.41 - Step 6: Final answer
x = 506,538.75
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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.