Finding the Fourth Proportional to 344,569.50, 516,854.28 and 107,930.63
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Solution
The fourth proportional to 344,569.50, 516,854.28 and 107,930.63 is: 161,895.95
Step by Step Solution
- Step 1: Write the proportion equation
344,569.50 : 516,854.28 = 107,930.63 : x - Step 2: Convert to fraction form
344,569.50/516,854.28 = 107,930.63/x - Step 3: Cross multiply
344,569.50x = 516,854.28 × 107,930.63 - Step 4: Simplify right side
344,569.50x = 55,784,405,474.33 - Step 5: Solve for x
x = 55,784,405,474.33/344,569.50 - Step 6: Final answer
x = 161,895.95
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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.