Finding the Fourth Proportional to 740,372.06, 1,110,625.86 and 207,889.50
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Solution
The fourth proportional to 740,372.06, 1,110,625.86 and 207,889.50 is: 311,853.28
Step by Step Solution
- Step 1: Write the proportion equation
740,372.06 : 1,110,625.86 = 207,889.50 : x - Step 2: Convert to fraction form
740,372.06/1,110,625.86 = 207,889.50/x - Step 3: Cross multiply
740,372.06x = 1,110,625.86 × 207,889.50 - Step 4: Simplify right side
740,372.06x = 230,887,452,250.25 - Step 5: Solve for x
x = 230,887,452,250.25/740,372.06 - Step 6: Final answer
x = 311,853.28
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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.