Finding the Fourth Proportional to 835,165.99, 1,152,532.12 and 453,192.76
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Solution
The fourth proportional to 835,165.99, 1,152,532.12 and 453,192.76 is: 625,407.67
Step by Step Solution
- Step 1: Write the proportion equation
835,165.99 : 1,152,532.12 = 453,192.76 : x - Step 2: Convert to fraction form
835,165.99/1,152,532.12 = 453,192.76/x - Step 3: Cross multiply
835,165.99x = 1,152,532.12 × 453,192.76 - Step 4: Simplify right side
835,165.99x = 522,319,212,451.45 - Step 5: Solve for x
x = 522,319,212,451.45/835,165.99 - Step 6: Final answer
x = 625,407.67
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1.5x scale
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.