Finding the Fourth Proportional to 415,730.80, 573,704.94 and 224,742.52
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Solution
The fourth proportional to 415,730.80, 573,704.94 and 224,742.52 is: 310,142.75
Step by Step Solution
- Step 1: Write the proportion equation
415,730.80 : 573,704.94 = 224,742.52 : x - Step 2: Convert to fraction form
415,730.80/573,704.94 = 224,742.52/x - Step 3: Cross multiply
415,730.80x = 573,704.94 × 224,742.52 - Step 4: Simplify right side
415,730.80x = 128,935,893,952.05 - Step 5: Solve for x
x = 128,935,893,952.05/415,730.80 - Step 6: Final answer
x = 310,142.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.