Finding the Fourth Proportional to 835,160.99, 1,152,525.22 and 453,187.76
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Solution
The fourth proportional to 835,160.99, 1,152,525.22 and 453,187.76 is: 625,400.76
Step by Step Solution
- Step 1: Write the proportion equation
835,160.99 : 1,152,525.22 = 453,187.76 : x - Step 2: Convert to fraction form
835,160.99/1,152,525.22 = 453,187.76/x - Step 3: Cross multiply
835,160.99x = 1,152,525.22 × 453,187.76 - Step 4: Simplify right side
835,160.99x = 522,310,315,899.71 - Step 5: Solve for x
x = 522,310,315,899.71/835,160.99 - Step 6: Final answer
x = 625,400.76
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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.