Finding the Fourth Proportional to 749,425.62, 1,034,232.06 and 409,893.84
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Solution
The fourth proportional to 749,425.62, 1,034,232.06 and 409,893.84 is: 565,667.01
Step by Step Solution
- Step 1: Write the proportion equation
749,425.62 : 1,034,232.06 = 409,893.84 : x - Step 2: Convert to fraction form
749,425.62/1,034,232.06 = 409,893.84/x - Step 3: Cross multiply
749,425.62x = 1,034,232.06 × 409,893.84 - Step 4: Simplify right side
749,425.62x = 423,925,350,524.51 - Step 5: Solve for x
x = 423,925,350,524.51/749,425.62 - Step 6: Final answer
x = 565,667.01
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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.