Finding the Fourth Proportional to 1,307,377.28, 1,960,560.48 and 508,550.96
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Solution
The fourth proportional to 1,307,377.28, 1,960,560.48 and 508,550.96 is: 762,629.83
Step by Step Solution
- Step 1: Write the proportion equation
1,307,377.28 : 1,960,560.48 = 508,550.96 : x - Step 2: Convert to fraction form
1,307,377.28/1,960,560.48 = 508,550.96/x - Step 3: Cross multiply
1,307,377.28x = 1,960,560.48 × 508,550.96 - Step 4: Simplify right side
1,307,377.28x = 997,044,914,242.06 - Step 5: Solve for x
x = 997,044,914,242.06/1,307,377.28 - Step 6: Final answer
x = 762,629.83
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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.