Finding the Fourth Proportional to 982,335.36, 1,355,609.28 and 552,615.36
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Solution
The fourth proportional to 982,335.36, 1,355,609.28 and 552,615.36 is: 762,601.59
Step by Step Solution
- Step 1: Write the proportion equation
982,335.36 : 1,355,609.28 = 552,615.36 : x - Step 2: Convert to fraction form
982,335.36/1,355,609.28 = 552,615.36/x - Step 3: Cross multiply
982,335.36x = 1,355,609.28 × 552,615.36 - Step 4: Simplify right side
982,335.36x = 749,130,510,286.54 - Step 5: Solve for x
x = 749,130,510,286.54/982,335.36 - Step 6: Final answer
x = 762,601.59
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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.