Finding the Fourth Proportional to 370,149.05, 555,444.79 and 340,034.06
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Solution
The fourth proportional to 370,149.05, 555,444.79 and 340,034.06 is: 510,254.30
Step by Step Solution
- Step 1: Write the proportion equation
370,149.05 : 555,444.79 = 340,034.06 : x - Step 2: Convert to fraction form
370,149.05/555,444.79 = 340,034.06/x - Step 3: Cross multiply
370,149.05x = 555,444.79 × 340,034.06 - Step 4: Simplify right side
370,149.05x = 188,870,145,349.38 - Step 5: Solve for x
x = 188,870,145,349.38/370,149.05 - Step 6: Final answer
x = 510,254.30
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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.