Finding the Fourth Proportional to 791,828.97, 1,092,710.57 and 447,659.70
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Solution
The fourth proportional to 791,828.97, 1,092,710.57 and 447,659.70 is: 617,762.80
Step by Step Solution
- Step 1: Write the proportion equation
791,828.97 : 1,092,710.57 = 447,659.70 : x - Step 2: Convert to fraction form
791,828.97/1,092,710.57 = 447,659.70/x - Step 3: Cross multiply
791,828.97x = 1,092,710.57 × 447,659.70 - Step 4: Simplify right side
791,828.97x = 489,162,483,714.73 - Step 5: Solve for x
x = 489,162,483,714.73/791,828.97 - Step 6: Final answer
x = 617,762.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.