Finding the Fourth Proportional to 677,677.98, 935,202.83 and 371,754.95
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Solution
The fourth proportional to 677,677.98, 935,202.83 and 371,754.95 is: 513,025.80
Step by Step Solution
- Step 1: Write the proportion equation
677,677.98 : 935,202.83 = 371,754.95 : x - Step 2: Convert to fraction form
677,677.98/935,202.83 = 371,754.95/x - Step 3: Cross multiply
677,677.98x = 935,202.83 × 371,754.95 - Step 4: Simplify right side
677,677.98x = 347,666,286,852.92 - Step 5: Solve for x
x = 347,666,286,852.92/677,677.98 - Step 6: Final answer
x = 513,025.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.