Finding the Fourth Proportional to 969,474.02, 1,453,536.50 and 429,437.09
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Solution
The fourth proportional to 969,474.02, 1,453,536.50 and 429,437.09 is: 643,856.85
Step by Step Solution
- Step 1: Write the proportion equation
969,474.02 : 1,453,536.50 = 429,437.09 : x - Step 2: Convert to fraction form
969,474.02/1,453,536.50 = 429,437.09/x - Step 3: Cross multiply
969,474.02x = 1,453,536.50 × 429,437.09 - Step 4: Simplify right side
969,474.02x = 624,202,486,255.44 - Step 5: Solve for x
x = 624,202,486,255.44/969,474.02 - Step 6: Final answer
x = 643,856.85
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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.