Finding the Fourth Proportional to 982,140.64, 1,355,368.08 and 579,732.64
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Solution
The fourth proportional to 982,140.64, 1,355,368.08 and 579,732.64 is: 800,039.31
Step by Step Solution
- Step 1: Write the proportion equation
982,140.64 : 1,355,368.08 = 579,732.64 : x - Step 2: Convert to fraction form
982,140.64/1,355,368.08 = 579,732.64/x - Step 3: Cross multiply
982,140.64x = 1,355,368.08 × 579,732.64 - Step 4: Simplify right side
982,140.64x = 785,751,115,190.13 - Step 5: Solve for x
x = 785,751,115,190.13/982,140.64 - Step 6: Final answer
x = 800,039.31
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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.