Finding the Fourth Proportional to 416,970.49, 575,115.19 and 264,033.58
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Solution
The fourth proportional to 416,970.49, 575,115.19 and 264,033.58 is: 364,173.79
Step by Step Solution
- Step 1: Write the proportion equation
416,970.49 : 575,115.19 = 264,033.58 : x - Step 2: Convert to fraction form
416,970.49/575,115.19 = 264,033.58/x - Step 3: Cross multiply
416,970.49x = 575,115.19 × 264,033.58 - Step 4: Simplify right side
416,970.49x = 151,849,722,528.08 - Step 5: Solve for x
x = 151,849,722,528.08/416,970.49 - Step 6: Final answer
x = 364,173.79
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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.