Finding the Fourth Proportional to 962,788.26, 1,328,668.52 and 527,223.99
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Solution
The fourth proportional to 962,788.26, 1,328,668.52 and 527,223.99 is: 727,580.45
Step by Step Solution
- Step 1: Write the proportion equation
962,788.26 : 1,328,668.52 = 527,223.99 : x - Step 2: Convert to fraction form
962,788.26/1,328,668.52 = 527,223.99/x - Step 3: Cross multiply
962,788.26x = 1,328,668.52 × 527,223.99 - Step 4: Simplify right side
962,788.26x = 700,505,915,865.68 - Step 5: Solve for x
x = 700,505,915,865.68/962,788.26 - Step 6: Final answer
x = 727,580.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.