Finding the Fourth Proportional to 835,652.88, 1,153,227.42 and 473,070.15
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Solution
The fourth proportional to 835,652.88, 1,153,227.42 and 473,070.15 is: 652,851.78
Step by Step Solution
- Step 1: Write the proportion equation
835,652.88 : 1,153,227.42 = 473,070.15 : x - Step 2: Convert to fraction form
835,652.88/1,153,227.42 = 473,070.15/x - Step 3: Cross multiply
835,652.88x = 1,153,227.42 × 473,070.15 - Step 4: Simplify right side
835,652.88x = 545,557,468,563.51 - Step 5: Solve for x
x = 545,557,468,563.51/835,652.88 - Step 6: Final answer
x = 652,851.78
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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.