Finding the Fourth Proportional to 344,817.98, 517,246.41 and 104,939.69
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Solution
The fourth proportional to 344,817.98, 517,246.41 and 104,939.69 is: 157,415.45
Step by Step Solution
- Step 1: Write the proportion equation
344,817.98 : 517,246.41 = 104,939.69 : x - Step 2: Convert to fraction form
344,817.98/517,246.41 = 104,939.69/x - Step 3: Cross multiply
344,817.98x = 517,246.41 × 104,939.69 - Step 4: Simplify right side
344,817.98x = 54,279,675,332.78 - Step 5: Solve for x
x = 54,279,675,332.78/344,817.98 - Step 6: Final answer
x = 157,415.45
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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.