Finding the Fourth Proportional to 343,005.68, 473,364.74 and 207,037.46
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Solution
The fourth proportional to 343,005.68, 473,364.74 and 207,037.46 is: 285,721.90
Step by Step Solution
- Step 1: Write the proportion equation
343,005.68 : 473,364.74 = 207,037.46 : x - Step 2: Convert to fraction form
343,005.68/473,364.74 = 207,037.46/x - Step 3: Cross multiply
343,005.68x = 473,364.74 × 207,037.46 - Step 4: Simplify right side
343,005.68x = 98,004,233,423.16 - Step 5: Solve for x
x = 98,004,233,423.16/343,005.68 - Step 6: Final answer
x = 285,721.90
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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.