Finding the Fourth Proportional to 402,713.80, 603,686.70 and 149,926.60
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Solution
The fourth proportional to 402,713.80, 603,686.70 and 149,926.60 is: 224,746.94
Step by Step Solution
- Step 1: Write the proportion equation
402,713.80 : 603,686.70 = 149,926.60 : x - Step 2: Convert to fraction form
402,713.80/603,686.70 = 149,926.60/x - Step 3: Cross multiply
402,713.80x = 603,686.70 × 149,926.60 - Step 4: Simplify right side
402,713.80x = 90,508,694,396.22 - Step 5: Solve for x
x = 90,508,694,396.22/402,713.80 - Step 6: Final answer
x = 224,746.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.