Finding the Fourth Proportional to 789,072.06, 1,088,897.58 and 444,904.98
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Solution
The fourth proportional to 789,072.06, 1,088,897.58 and 444,904.98 is: 613,956.55
Step by Step Solution
- Step 1: Write the proportion equation
789,072.06 : 1,088,897.58 = 444,904.98 : x - Step 2: Convert to fraction form
789,072.06/1,088,897.58 = 444,904.98/x - Step 3: Cross multiply
789,072.06x = 1,088,897.58 × 444,904.98 - Step 4: Simplify right side
789,072.06x = 484,455,956,051.95 - Step 5: Solve for x
x = 484,455,956,051.95/789,072.06 - Step 6: Final answer
x = 613,956.55
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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.