Finding the Fourth Proportional to 835,528.77, 1,153,026.50 and 453,552.21
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Solution
The fourth proportional to 835,528.77, 1,153,026.50 and 453,552.21 is: 625,900.31
Step by Step Solution
- Step 1: Write the proportion equation
835,528.77 : 1,153,026.50 = 453,552.21 : x - Step 2: Convert to fraction form
835,528.77/1,153,026.50 = 453,552.21/x - Step 3: Cross multiply
835,528.77x = 1,153,026.50 × 453,552.21 - Step 4: Simplify right side
835,528.77x = 522,957,714,995.80 - Step 5: Solve for x
x = 522,957,714,995.80/835,528.77 - Step 6: Final answer
x = 625,900.31
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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.