Finding the Fourth Proportional to 297,750.44, 446,374.58 and 129,143.76
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Solution
The fourth proportional to 297,750.44, 446,374.58 and 129,143.76 is: 193,606.74
Step by Step Solution
- Step 1: Write the proportion equation
297,750.44 : 446,374.58 = 129,143.76 : x - Step 2: Convert to fraction form
297,750.44/446,374.58 = 129,143.76/x - Step 3: Cross multiply
297,750.44x = 446,374.58 × 129,143.76 - Step 4: Simplify right side
297,750.44x = 57,646,490,983.90 - Step 5: Solve for x
x = 57,646,490,983.90/297,750.44 - Step 6: Final answer
x = 193,606.74
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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.