Finding the Fourth Proportional to 835,701.30, 1,153,270.98 and 453,727.98
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Solution
The fourth proportional to 835,701.30, 1,153,270.98 and 453,727.98 is: 626,146.34
Step by Step Solution
- Step 1: Write the proportion equation
835,701.30 : 1,153,270.98 = 453,727.98 : x - Step 2: Convert to fraction form
835,701.30/1,153,270.98 = 453,727.98/x - Step 3: Cross multiply
835,701.30x = 1,153,270.98 × 453,727.98 - Step 4: Simplify right side
835,701.30x = 523,271,312,148.02 - Step 5: Solve for x
x = 523,271,312,148.02/835,701.30 - Step 6: Final answer
x = 626,146.34
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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.