Finding the Fourth Proportional to 651,157.84, 976,773.68 and 201,942.60
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Solution
The fourth proportional to 651,157.84, 976,773.68 and 201,942.60 is: 302,925.35
Step by Step Solution
- Step 1: Write the proportion equation
651,157.84 : 976,773.68 = 201,942.60 : x - Step 2: Convert to fraction form
651,157.84/976,773.68 = 201,942.60/x - Step 3: Cross multiply
651,157.84x = 976,773.68 × 201,942.60 - Step 4: Simplify right side
651,157.84x = 197,252,216,550.77 - Step 5: Solve for x
x = 197,252,216,550.77/651,157.84 - Step 6: Final answer
x = 302,925.35
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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.