Finding the Fourth Proportional to 652,733.63, 979,488.63 and 353,208.18
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Solution
The fourth proportional to 652,733.63, 979,488.63 and 353,208.18 is: 530,022.33
Step by Step Solution
- Step 1: Write the proportion equation
652,733.63 : 979,488.63 = 353,208.18 : x - Step 2: Convert to fraction form
652,733.63/979,488.63 = 353,208.18/x - Step 3: Cross multiply
652,733.63x = 979,488.63 × 353,208.18 - Step 4: Simplify right side
652,733.63x = 345,963,396,332.99 - Step 5: Solve for x
x = 345,963,396,332.99/652,733.63 - Step 6: Final answer
x = 530,022.33
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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.