Finding the Fourth Proportional to 1,115,295.26, 1,672,939.58 and 316,577.48
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Solution
The fourth proportional to 1,115,295.26, 1,672,939.58 and 316,577.48 is: 474,865.28
Step by Step Solution
- Step 1: Write the proportion equation
1,115,295.26 : 1,672,939.58 = 316,577.48 : x - Step 2: Convert to fraction form
1,115,295.26/1,672,939.58 = 316,577.48/x - Step 3: Cross multiply
1,115,295.26x = 1,672,939.58 × 316,577.48 - Step 4: Simplify right side
1,115,295.26x = 529,614,996,428.66 - Step 5: Solve for x
x = 529,614,996,428.66/1,115,295.26 - Step 6: Final answer
x = 474,865.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.