Finding the Fourth Proportional to 299,319.04, 413,068.93 and 163,361.65
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Solution
The fourth proportional to 299,319.04, 413,068.93 and 163,361.65 is: 225,443.80
Step by Step Solution
- Step 1: Write the proportion equation
299,319.04 : 413,068.93 = 163,361.65 : x - Step 2: Convert to fraction form
299,319.04/413,068.93 = 163,361.65/x - Step 3: Cross multiply
299,319.04x = 413,068.93 × 163,361.65 - Step 4: Simplify right side
299,319.04x = 67,479,621,968.53 - Step 5: Solve for x
x = 67,479,621,968.53/299,319.04 - Step 6: Final answer
x = 225,443.80
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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.