Finding the Fourth Proportional to 906,029.97, 1,359,053.12 and 274,943.76
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Solution
The fourth proportional to 906,029.97, 1,359,053.12 and 274,943.76 is: 412,418.12
Step by Step Solution
- Step 1: Write the proportion equation
906,029.97 : 1,359,053.12 = 274,943.76 : x - Step 2: Convert to fraction form
906,029.97/1,359,053.12 = 274,943.76/x - Step 3: Cross multiply
906,029.97x = 1,359,053.12 × 274,943.76 - Step 4: Simplify right side
906,029.97x = 373,663,174,852.53 - Step 5: Solve for x
x = 373,663,174,852.53/906,029.97 - Step 6: Final answer
x = 412,418.12
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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.