Finding the Fourth Proportional to 344,218.68, 516,530.28 and 144,523.71
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Solution
The fourth proportional to 344,218.68, 516,530.28 and 144,523.71 is: 216,870.49
Step by Step Solution
- Step 1: Write the proportion equation
344,218.68 : 516,530.28 = 144,523.71 : x - Step 2: Convert to fraction form
344,218.68/516,530.28 = 144,523.71/x - Step 3: Cross multiply
344,218.68x = 516,530.28 × 144,523.71 - Step 4: Simplify right side
344,218.68x = 74,650,872,754.25 - Step 5: Solve for x
x = 74,650,872,754.25/344,218.68 - Step 6: Final answer
x = 216,870.49
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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.