Finding the Fourth Proportional to 511,778.08, 767,666.96 and 179,354.08
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Solution
The fourth proportional to 511,778.08, 767,666.96 and 179,354.08 is: 269,031.06
Step by Step Solution
- Step 1: Write the proportion equation
511,778.08 : 767,666.96 = 179,354.08 : x - Step 2: Convert to fraction form
511,778.08/767,666.96 = 179,354.08/x - Step 3: Cross multiply
511,778.08x = 767,666.96 × 179,354.08 - Step 4: Simplify right side
511,778.08x = 137,684,201,357.20 - Step 5: Solve for x
x = 137,684,201,357.20/511,778.08 - Step 6: Final answer
x = 269,031.06
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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.