Finding the Fourth Proportional to 905,247.42, 1,358,125.34 and 265,566.25
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Solution
The fourth proportional to 905,247.42, 1,358,125.34 and 265,566.25 is: 398,423.95
Step by Step Solution
- Step 1: Write the proportion equation
905,247.42 : 1,358,125.34 = 265,566.25 : x - Step 2: Convert to fraction form
905,247.42/1,358,125.34 = 265,566.25/x - Step 3: Cross multiply
905,247.42x = 1,358,125.34 × 265,566.25 - Step 4: Simplify right side
905,247.42x = 360,672,253,573.78 - Step 5: Solve for x
x = 360,672,253,573.78/905,247.42 - Step 6: Final answer
x = 398,423.95
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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.