Finding the Fourth Proportional to 224,619.01, 336,816.12 and 74,807.08
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Solution
The fourth proportional to 224,619.01, 336,816.12 and 74,807.08 is: 112,173.19
Step by Step Solution
- Step 1: Write the proportion equation
224,619.01 : 336,816.12 = 74,807.08 : x - Step 2: Convert to fraction form
224,619.01/336,816.12 = 74,807.08/x - Step 3: Cross multiply
224,619.01x = 336,816.12 × 74,807.08 - Step 4: Simplify right side
224,619.01x = 25,196,230,434.13 - Step 5: Solve for x
x = 25,196,230,434.13/224,619.01 - Step 6: Final answer
x = 112,173.19
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1.5x scale
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.