Finding the Fourth Proportional to 683,117.10, 1,024,291.65 and 262,406.70
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Solution
The fourth proportional to 683,117.10, 1,024,291.65 and 262,406.70 is: 393,462.54
Step by Step Solution
- Step 1: Write the proportion equation
683,117.10 : 1,024,291.65 = 262,406.70 : x - Step 2: Convert to fraction form
683,117.10/1,024,291.65 = 262,406.70/x - Step 3: Cross multiply
683,117.10x = 1,024,291.65 × 262,406.70 - Step 4: Simplify right side
683,117.10x = 268,780,991,714.06 - Step 5: Solve for x
x = 268,780,991,714.06/683,117.10 - Step 6: Final answer
x = 393,462.54
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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.