Finding the Fourth Proportional to 633,432.47, 874,126.00 and 343,041.68
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Solution
The fourth proportional to 633,432.47, 874,126.00 and 343,041.68 is: 473,391.66
Step by Step Solution
- Step 1: Write the proportion equation
633,432.47 : 874,126.00 = 343,041.68 : x - Step 2: Convert to fraction form
633,432.47/874,126.00 = 343,041.68/x - Step 3: Cross multiply
633,432.47x = 874,126.00 × 343,041.68 - Step 4: Simplify right side
633,432.47x = 299,861,645,485.84 - Step 5: Solve for x
x = 299,861,645,485.84/633,432.47 - Step 6: Final answer
x = 473,391.66
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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.