Finding the Fourth Proportional to 982,588.54, 1,355,998.70 and 552,883.95
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Solution
The fourth proportional to 982,588.54, 1,355,998.70 and 552,883.95 is: 762,994.77
Step by Step Solution
- Step 1: Write the proportion equation
982,588.54 : 1,355,998.70 = 552,883.95 : x - Step 2: Convert to fraction form
982,588.54/1,355,998.70 = 552,883.95/x - Step 3: Cross multiply
982,588.54x = 1,355,998.70 × 552,883.95 - Step 4: Simplify right side
982,588.54x = 749,709,917,450.87 - Step 5: Solve for x
x = 749,709,917,450.87/982,588.54 - Step 6: Final answer
x = 762,994.77
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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.