Finding the Fourth Proportional to 344,201.46, 516,185.74 and 130,918.74
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Solution
The fourth proportional to 344,201.46, 516,185.74 and 130,918.74 is: 196,333.82
Step by Step Solution
- Step 1: Write the proportion equation
344,201.46 : 516,185.74 = 130,918.74 : x - Step 2: Convert to fraction form
344,201.46/516,185.74 = 130,918.74/x - Step 3: Cross multiply
344,201.46x = 516,185.74 × 130,918.74 - Step 4: Simplify right side
344,201.46x = 67,578,386,686.77 - Step 5: Solve for x
x = 67,578,386,686.77/344,201.46 - Step 6: Final answer
x = 196,333.82
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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.