Finding the Fourth Proportional to 402,337.08, 603,570.94 and 136,113.80
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Solution
The fourth proportional to 402,337.08, 603,570.94 and 136,113.80 is: 204,192.80
Step by Step Solution
- Step 1: Write the proportion equation
402,337.08 : 603,570.94 = 136,113.80 : x - Step 2: Convert to fraction form
402,337.08/603,570.94 = 136,113.80/x - Step 3: Cross multiply
402,337.08x = 603,570.94 × 136,113.80 - Step 4: Simplify right side
402,337.08x = 82,154,334,212.97 - Step 5: Solve for x
x = 82,154,334,212.97/402,337.08 - Step 6: Final answer
x = 204,192.80
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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.