Finding the Fourth Proportional to 985,618.99, 1,359,897.09 and 577,501.57
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Solution
The fourth proportional to 985,618.99, 1,359,897.09 and 577,501.57 is: 796,801.52
Step by Step Solution
- Step 1: Write the proportion equation
985,618.99 : 1,359,897.09 = 577,501.57 : x - Step 2: Convert to fraction form
985,618.99/1,359,897.09 = 577,501.57/x - Step 3: Cross multiply
985,618.99x = 1,359,897.09 × 577,501.57 - Step 4: Simplify right side
985,618.99x = 785,342,704,513.43 - Step 5: Solve for x
x = 785,342,704,513.43/985,618.99 - Step 6: Final answer
x = 796,801.52
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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.