Finding the Fourth Proportional to 982,621.44, 1,471,570.16 and 560,617.92
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Solution
The fourth proportional to 982,621.44, 1,471,570.16 and 560,617.92 is: 839,579.28
Step by Step Solution
- Step 1: Write the proportion equation
982,621.44 : 1,471,570.16 = 560,617.92 : x - Step 2: Convert to fraction form
982,621.44/1,471,570.16 = 560,617.92/x - Step 3: Cross multiply
982,621.44x = 1,471,570.16 × 560,617.92 - Step 4: Simplify right side
982,621.44x = 824,988,599,430.18 - Step 5: Solve for x
x = 824,988,599,430.18/982,621.44 - Step 6: Final answer
x = 839,579.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.