Finding the Fourth Proportional to 556,901.43, 768,524.72 and 302,252.62
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Solution
The fourth proportional to 556,901.43, 768,524.72 and 302,252.62 is: 417,109.02
Step by Step Solution
- Step 1: Write the proportion equation
556,901.43 : 768,524.72 = 302,252.62 : x - Step 2: Convert to fraction form
556,901.43/768,524.72 = 302,252.62/x - Step 3: Cross multiply
556,901.43x = 768,524.72 × 302,252.62 - Step 4: Simplify right side
556,901.43x = 232,288,610,154.77 - Step 5: Solve for x
x = 232,288,610,154.77/556,901.43 - Step 6: Final answer
x = 417,109.02
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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.