Finding the Fourth Proportional to 452,013.57, 623,724.84 and 268,222.95
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Solution
The fourth proportional to 452,013.57, 623,724.84 and 268,222.95 is: 370,115.69
Step by Step Solution
- Step 1: Write the proportion equation
452,013.57 : 623,724.84 = 268,222.95 : x - Step 2: Convert to fraction form
452,013.57/623,724.84 = 268,222.95/x - Step 3: Cross multiply
452,013.57x = 623,724.84 × 268,222.95 - Step 4: Simplify right side
452,013.57x = 167,297,316,573.08 - Step 5: Solve for x
x = 167,297,316,573.08/452,013.57 - Step 6: Final answer
x = 370,115.69
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1.5x scale
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.