Finding the Fourth Proportional to 736,635.08, 1,104,508.20 and 281,256.06
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Solution
The fourth proportional to 736,635.08, 1,104,508.20 and 281,256.06 is: 421,714.41
Step by Step Solution
- Step 1: Write the proportion equation
736,635.08 : 1,104,508.20 = 281,256.06 : x - Step 2: Convert to fraction form
736,635.08/1,104,508.20 = 281,256.06/x - Step 3: Cross multiply
736,635.08x = 1,104,508.20 × 281,256.06 - Step 4: Simplify right side
736,635.08x = 310,649,624,569.69 - Step 5: Solve for x
x = 310,649,624,569.69/736,635.08 - Step 6: Final answer
x = 421,714.41
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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.