Finding the Fourth Proportional to 633,316.16, 949,976.06 and 153,542.09
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Solution
The fourth proportional to 633,316.16, 949,976.06 and 153,542.09 is: 230,313.57
Step by Step Solution
- Step 1: Write the proportion equation
633,316.16 : 949,976.06 = 153,542.09 : x - Step 2: Convert to fraction form
633,316.16/949,976.06 = 153,542.09/x - Step 3: Cross multiply
633,316.16x = 949,976.06 × 153,542.09 - Step 4: Simplify right side
633,316.16x = 145,861,304,184.78 - Step 5: Solve for x
x = 145,861,304,184.78/633,316.16 - Step 6: Final answer
x = 230,313.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.