Finding the Fourth Proportional to 606,902.64, 837,525.12 and 338,630.64
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Solution
The fourth proportional to 606,902.64, 837,525.12 and 338,630.64 is: 467,309.99
Step by Step Solution
- Step 1: Write the proportion equation
606,902.64 : 837,525.12 = 338,630.64 : x - Step 2: Convert to fraction form
606,902.64/837,525.12 = 338,630.64/x - Step 3: Cross multiply
606,902.64x = 837,525.12 × 338,630.64 - Step 4: Simplify right side
606,902.64x = 283,611,667,401.68 - Step 5: Solve for x
x = 283,611,667,401.68/606,902.64 - Step 6: Final answer
x = 467,309.99
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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.