Finding the Fourth Proportional to 634,634.60, 951,995.10 and 202,317.80
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Solution
The fourth proportional to 634,634.60, 951,995.10 and 202,317.80 is: 303,490.47
Step by Step Solution
- Step 1: Write the proportion equation
634,634.60 : 951,995.10 = 202,317.80 : x - Step 2: Convert to fraction form
634,634.60/951,995.10 = 202,317.80/x - Step 3: Cross multiply
634,634.60x = 951,995.10 × 202,317.80 - Step 4: Simplify right side
634,634.60x = 192,605,554,242.78 - Step 5: Solve for x
x = 192,605,554,242.78/634,634.60 - Step 6: Final answer
x = 303,490.47
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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.