Finding the Fourth Proportional to 370,147.65, 555,397.94 and 201,664.23
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Solution
The fourth proportional to 370,147.65, 555,397.94 and 201,664.23 is: 302,592.49
Step by Step Solution
- Step 1: Write the proportion equation
370,147.65 : 555,397.94 = 201,664.23 : x - Step 2: Convert to fraction form
370,147.65/555,397.94 = 201,664.23/x - Step 3: Cross multiply
370,147.65x = 555,397.94 × 201,664.23 - Step 4: Simplify right side
370,147.65x = 112,003,897,913.69 - Step 5: Solve for x
x = 112,003,897,913.69/370,147.65 - Step 6: Final answer
x = 302,592.49
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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.