Finding the Fourth Proportional to 751,577.92, 1,037,177.28 and 412,038.88
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Solution
The fourth proportional to 751,577.92, 1,037,177.28 and 412,038.88 is: 568,613.52
Step by Step Solution
- Step 1: Write the proportion equation
751,577.92 : 1,037,177.28 = 412,038.88 : x - Step 2: Convert to fraction form
751,577.92/1,037,177.28 = 412,038.88/x - Step 3: Cross multiply
751,577.92x = 1,037,177.28 × 412,038.88 - Step 4: Simplify right side
751,577.92x = 427,357,364,812.65 - Step 5: Solve for x
x = 427,357,364,812.65/751,577.92 - Step 6: Final answer
x = 568,613.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.