Finding the Fourth Proportional to 340,830.48, 511,227.12 and 104,173.08
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Solution
The fourth proportional to 340,830.48, 511,227.12 and 104,173.08 is: 156,253.94
Step by Step Solution
- Step 1: Write the proportion equation
340,830.48 : 511,227.12 = 104,173.08 : x - Step 2: Convert to fraction form
340,830.48/511,227.12 = 104,173.08/x - Step 3: Cross multiply
340,830.48x = 511,227.12 × 104,173.08 - Step 4: Simplify right side
340,830.48x = 53,256,103,669.93 - Step 5: Solve for x
x = 53,256,103,669.93/340,830.48 - Step 6: Final answer
x = 156,253.94
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1.5x scale
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.