Finding the Fourth Proportional to 344,605.15, 516,907.74 and 107,948.68
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Solution
The fourth proportional to 344,605.15, 516,907.74 and 107,948.68 is: 161,923.02
Step by Step Solution
- Step 1: Write the proportion equation
344,605.15 : 516,907.74 = 107,948.68 : x - Step 2: Convert to fraction form
344,605.15/516,907.74 = 107,948.68/x - Step 3: Cross multiply
344,605.15x = 516,907.74 × 107,948.68 - Step 4: Simplify right side
344,605.15x = 55,799,508,214.78 - Step 5: Solve for x
x = 55,799,508,214.78/344,605.15 - Step 6: Final answer
x = 161,923.02
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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.