Finding the Fourth Proportional to 343,487.57, 474,246.63 and 214,476.44
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Solution
The fourth proportional to 343,487.57, 474,246.63 and 214,476.44 is: 296,123.46
Step by Step Solution
- Step 1: Write the proportion equation
343,487.57 : 474,246.63 = 214,476.44 : x - Step 2: Convert to fraction form
343,487.57/474,246.63 = 214,476.44/x - Step 3: Cross multiply
343,487.57x = 474,246.63 × 214,476.44 - Step 4: Simplify right side
343,487.57x = 101,714,726,513.16 - Step 5: Solve for x
x = 101,714,726,513.16/343,487.57 - Step 6: Final answer
x = 296,123.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.