Finding the Fourth Proportional to 343,062.47, 473,270.95 and 207,052.94
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Solution
The fourth proportional to 343,062.47, 473,270.95 and 207,052.94 is: 285,639.35
Step by Step Solution
- Step 1: Write the proportion equation
343,062.47 : 473,270.95 = 207,052.94 : x - Step 2: Convert to fraction form
343,062.47/473,270.95 = 207,052.94/x - Step 3: Cross multiply
343,062.47x = 473,270.95 × 207,052.94 - Step 4: Simplify right side
343,062.47x = 97,992,143,056.09 - Step 5: Solve for x
x = 97,992,143,056.09/343,062.47 - Step 6: Final answer
x = 285,639.35
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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.