Finding the Fourth Proportional to 301,226.76, 415,646.64 and 173,877.75
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Solution
The fourth proportional to 301,226.76, 415,646.64 and 173,877.75 is: 239,924.58
Step by Step Solution
- Step 1: Write the proportion equation
301,226.76 : 415,646.64 = 173,877.75 : x - Step 2: Convert to fraction form
301,226.76/415,646.64 = 173,877.75/x - Step 3: Cross multiply
301,226.76x = 415,646.64 × 173,877.75 - Step 4: Simplify right side
301,226.76x = 72,271,702,558.26 - Step 5: Solve for x
x = 72,271,702,558.26/301,226.76 - Step 6: Final answer
x = 239,924.58
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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.