Finding the Fourth Proportional to 224,768.20, 310,366.74 and 149,657.80
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Solution
The fourth proportional to 224,768.20, 310,366.74 and 149,657.80 is: 206,652.02
Step by Step Solution
- Step 1: Write the proportion equation
224,768.20 : 310,366.74 = 149,657.80 : x - Step 2: Convert to fraction form
224,768.20/310,366.74 = 149,657.80/x - Step 3: Cross multiply
224,768.20x = 310,366.74 × 149,657.80 - Step 4: Simplify right side
224,768.20x = 46,448,803,501.57 - Step 5: Solve for x
x = 46,448,803,501.57/224,768.20 - Step 6: Final answer
x = 206,652.02
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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.