Finding the Fourth Proportional to 302,524.80, 453,787.20 and 288,746.70
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Solution
The fourth proportional to 302,524.80, 453,787.20 and 288,746.70 is: 433,120.05
Step by Step Solution
- Step 1: Write the proportion equation
302,524.80 : 453,787.20 = 288,746.70 : x - Step 2: Convert to fraction form
302,524.80/453,787.20 = 288,746.70/x - Step 3: Cross multiply
302,524.80x = 453,787.20 × 288,746.70 - Step 4: Simplify right side
302,524.80x = 131,029,556,502.24 - Step 5: Solve for x
x = 131,029,556,502.24/302,524.80 - Step 6: Final answer
x = 433,120.05
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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.